February 5
Roman Witold Ingarden (RWI) is born in Krakow as a son of Roman Kajetan Ingarden and Witosława (née Radwańska); he had two sisters: Maria (born 1883) and Jadwiga (born. 1888).


RWI begins his education at Jan Kanty Public School in Krakow.


RWI begins education at Franz Joseph Gymnasium in Lviv.


February 4
RWI starts writing a diary (continues until 03/13/1912).
June 16
RWI graduates from the violin class at the Conservatory of the Polish Musical Society in Lviv.
RWI meets Laura Baranowska ("the drama of the heart” lasted until 1916).


RWI takes a trip with his father through Austria to Germany, during which they visit Budapest, Vienna, Ebensee, Salzburg, Munich, Neuheim, Nuremberg, Frankfurt am Main and Dresden.


June 4
RWI passes the secondary school-leaving exam with a very good result at Franz Joseph Gymnasium in Lviv.
October 7
RWI begins studies at the University of Lviv, under the supervision of Kazimierz Twardowski, Mścisław Wartenberg and Jan Łukasiewicz. His studies last one winter semester.


RWI's parents move from Lviv to Krakow.
April 11
RWI ends his education at the University of Lviv.
April 29
RWI begins his first period of study at the Georg-August University in Göttingen, under the direction of Edmund Husserl, Georg E. Müller, and Adolf Reinach (until 14/10/1914).
in Göttingen RWI meets Stefan Błachowski, who at the request of Twardowski takes care of him on arrival.
The first direct meeting of RWI with Edmund Husserl in Göttingen, on the occasion of receiving the so-called nomen, that is, a pass signature for the lectures in the student index.
May 11
Beginning of Husserl's lectures on "Theory of Judgment", completed on August 2.
winter semester
RWI joins Husserl’s seminar.
summer semester
The beginning of classes with Reinach, Husserl's assistant.


in Göttingen; RWI met Edith Stein.
winter semester
in Göttingen; RWI meets Kazimierz Ajdukiewicz, who came to study under Husserl.


RWI volunteers to join the Piłsudski Legions in Krakow, but is rejected.
October 23
RWI begins his studies at the University of Lviv in Vienna (until 4/5/1915).
December 19
RWI delivers a speech concerning Husserl at the meeting of the Polish Philosophical Society in Vienna.


May 6
Beginning of the second period of study at the Georg-August University in Göttingen.
winter semester
Arrival in Krakow due to an illness.


RWI returns to Göttingen after a short stay in Krakow.
end of April
An excursion with Husserl from Göttingen to Freiburg.
May 13
Beginning of education at the University of Albert Ludwig in Freiburg Baden (until 10/18/1917).
August 3
Stein’s doctoral exam with Husserl in Freiburg im Breisgau. RWI accompanies her before and after the exam.


Return to Krakow due to an illness.
Return to Freiburg.
Reinach’s death on the front in Flanders.


January 16
Successful defense of the PhD thesis, the creation of which was supervised by Husserl.
Departure from Freiburg after the PhD defense. RWI leaves all his lecture notes with his friend L.F. Clauss. These notes are later lost.
Work as a private teacher to the sons of Countess Anna Tarnowska in Końskie (Świętokrzyskie Voivodeship).
September 1
RWI takes up a job in Lublin in three schools: the Hetman Jan Zamoyski Teachers' Union Realschule, the School of Lublin and the Szymon Konarski Teachers' Seminar. He conducts classes on propaedeutics of philosophy, theory of cognition, logic, mathematics and German (until 6/30/1919).
October 29
Kazimierz Twardowski visits RWI in Lublin.
RWI falls ill with diphtheria.


June 30
RWI arrives in Warsaw, where he stays until July 31.
July 1
RWI marries Maria Adela Józefa Pol in Warsaw (1889-1978), at St. Alexander Roman Catholic Church. The newlyweds first move in together at Plac Zielony, ​​and later move to Złota Street 41.
September 1
RWI takes up the job of a teacher in a private male St. Adalbert gymnasium with a philological profile (Górski Gymnasium) teaching mathematics and psychology.


October 1
Birth of RWI’s first son – Roman Stanisław – in Zakopane.


July 31
RWI leaves his job at the Górski Gymnasium.
August 1
RWI begins his stay in Torun. It lasted until do 8/31/1925.
August 31
RWI moves to Torun with his family.
September 1
RWI takes a job at the State Gymnasium in Torun.
October 19
Birth of RWI’s second son – Jerzy Kazimierz – in Torun.


RW starts to work on his habilitation (until May 1923).
RWI stays in Lviv to celebrate the 25th anniversary of conducting a philosophical seminar by Twardowski.
RWI gives lectures in psychology at the Naval Officer’s School in Torun (throughout the academic year, i.e. until June 1923)


August 1
Birth of RWI’s third son – Janusz Stefan – in Torun.
RWI sends Twardowski his habilitation dissertation On the essential questions for evaluation


beginning of the year
Twardowski sends in a positive review of RWI’s habilitation publication
April 26
in Torun RWI meets Stanisław Ignacy Witkiewicz after the opening night of his play The Madman and the Nurse, during his reading at the Literary and Artistic Confraternity in Toruń.
encouraged by Hussserl RWI begins translating his habilitation dissertation into German. The works last until June 1924.
June 27
Habilitation colloquium at the Jan Kazimierz University, during which RWI delivers a lecture entitled "On the Position of Theory of Knowledge in the System of Philosophy".
RWI takes part in a course on mathematics and physics for teachers in Wejcherów.


February 12
The application for the approval of habilitation is sent from the Faculty of Humanities seven months after the colloquium. Publication of the habilitation dissertation Essentiale Fragen. Ein Beitrag zum Wessensproblem, Jahrbuch für Philosophie und Phänomenologische Forschung. Bd.7 Halle 1925, pp. 125-304.
March 4
Approval of the habilitation by the Ministry of Religious Denominations and Public Education.
May 31
RWI receives a diploma from the Ministry of Religious Denominations and Public Education allowing him to henceforth teach propaedeutics of philosophy and mathematics as major subjects and physics, as a minor subject in general secondary education institutions and teaching seminars.
August 31
RWI leaves his job in Torun.
August 26
The "wholesale"(as referred to by Roman Stanisław) baptism of RWI’s three sons.
RWI departs for Lviv and leaves his family in Torun.
September 1
RWI takes a job at the Hetman Stefan Żółkiewski State Gymnasium No. 5; during his work there he lives under a few different addresses – at Św. Zofii Street and at at Św. Marka Street.
RWI gives lectures at the Jan Kazimierz University as a private docent.
October 1
Conducting discussions in the Section of the Theory of Knowledge of the Philosophical Society in Lviv (until 1926).


February 2
The wife and the children move to Lviv. The family first lives at Jabłonowskich Street 4, then Zachariewicza Street 7, and finally Pawlikowskiego Street 19.
RWI’s son – Roman Stanisław – undergoes an ear surgery.
November 8
Ingarden’s Father’s death.


March 11
RWI receives a scholarship from the National Culture Fund for scientific work abroad (PLN 4,000). He uses the scholarship funds to visit Freiburg in Breisgau, Marburg and Paris.
A two-month stay in Freiburg im Breisgau and daily meetings and discussions with Husserl (until October).
A two-day meeting with Edith Stein at the end of October in Bergzabern at Hedwig Conrad-Martius’s.
A month-long stay in Marburg, during which RWI meets with Martin Heidegger and discusses the philosophical issues present in Sein und Zeit.
December 21
RWI receives an additional allowance (PLN 1,000) allowing him to extend his stay in Germany and travel to Paris as part of the scholarship.


RWI completes the preliminary works on the book Das literarische Kunstwerk.
August 31
RWI leaves his job at the State Gymnasium No. 5.
September 1
RWI takes a job at the Karol Szajnocha State Gymnasium No. 2.


April 8
RWI takes part in the 70th jubilee of Husserl in Freiburg, during which he meets Stein for the last time.


RWI concludes all works on Das literarische Kunstwerk.
February 11
A vote at the Council of the Jagiellonian University's Faculty of Humanities on granting RWI his own Chair, concluded with a positive outcome. RWI, however, awaits his professorial nomination until December 1933.


December 13
Ingarden’s Mother’s death.


First edition of the Dispute about the existence of the world titled Beiträge zum Problem Idealismus – Realismus.


April 13
RWI starts writing a philosophical journal in which he records meetings and conversations with other academics.
December 11
After four years of efforts, RWI receives a nomination for the Chair of philosophy at Jan Kazimierz University. The nomination is previously signed by the president (10/27/1933) and the minister (11/25/1933).
December 18
RWI leaves the job at State Gymnasium No. 2.


The first volume of Studia Philosophica (of which RWI was a co-founder and co-editor) is published. It is the first Polish philosophical magazine in a foreign language with an international reach.
RWI meets with Witkacy in Zakopane and establishes close ties with him.


October 13
Proposal to award RWI the title of full professor. The nomination, however, does not come to fruition.


May 18
Witolda Rubczyński’s death and the start of RWI’s efforts to obtain a Chair at the Jagiellonian University. Despite a positive survey, the outbreak of war makes it impossible for RWI to reach Krakow.
May 5
RWI donates valuables to the National Defense Fund.
Ingarden's two-week stay in Zakopane and daily meetings with Witkacy.
September 1
The outbreak of war with Germany.
September 17
The outbreak of war with Russia.
September 23
The capture of Lviv by Russian troops.
December 16
The arrest of RWI’s son – Jerzy Kazimierz – by the UNKWD (in the prisons of Lviv and Kharkiv from December 1939 to 1941); in 1941 he joins Anders’ Army, with whom he reaches England; RAF flying officer, Second lieutenant of the Polish Air Force, pilot of the 318 Fighter Squadron.
December 22
Lviv surrenders to the Soviet army.


January 3
Renaming of the Jan Kazimierz University to the Ivan Franko State University.
RWI works at the Chair for German Studies of his university, where he teaches the theory and history of German literature (until June 1941).


June 30
Change of occupant forces of Lviv from Russian to German.
RWI begins work on the book Controversy over the Existence of the World, written parallelly in Polish and German.


RWI takes a job at the State Technical Vocational School, where he teaches mathematics. He continues his work there until June 1944.
in Lviv RWI writes an explanation titled "Why did I write in German?"


End of stay in Lviv; during the occupation, first Russian, then German, and finally Russian again, RWI engages in secret teaching (confirmed with a certificate of the rector Edmund Bulanda from 4/16/1946).
A short stay in Krakow at née Radwańska aunt's home.
June 17
RWI moves to Pieskowa Skała near Krakow, where his wife is employed in the Central Welfare Council (CWC).


In the first half of January RWI ends work on his book Controversy over the Existence of the World.
The front battles reach Krakow and Pieskowa Skała.
RWI receives information from Herman van Breda that his letters to Husserl were burned in the fire of the bank in which they were deposited.
Jerzy Kazimierz’s air crash.
February 1
RWI moves in with his cousins (Radwański) ​in Krakow.
RWI registers at the Jagiellonian University as a "foreign professor".
February 16
RWI receives a flat at Biskupia Street 14.
February 17
A meeting organized by prof. Kulczyński, which is attended by 17 professors from the Jan Kazimierz University, regarding the organization of a second university in Krakow.
March 1
RWI moves into the flat at Biskupia St. 14 with his wife.
RWI becomes the editor of the Philosophical Quarterly.
RWI becomes a correspondent member of the Polish Academy of Arts and Sciences.
Begins giving lectures on the history of ancient philosophy and a running a seminar on Aristotle's Poetics.
RWI is elected dean of Jan Kazimierz University and invited together with a group of Lviv professors to Katowice, where a University is planned to be established.
RWI’s resignation from the dean's function and the departure of Lviv professors to University in Wrocław.
Departure to Wrocław at the beginning of December and conducting lectures at the university there for a week. RWI is considering the possibility of transferring to the University of Wroclaw, when he receives a contract from the Ministry that would make him a professor at the Jagiellonian University.


June 12
President Bolesław Bierut approves RWI’s contract for full professor position at the Jagiellonian University. RWI assumes the position of the Head of the 2nd Chair of Philosophy, where he works from March 1945 to June 1950.
Danuta Gierulanka becomes a participant of RWI’s seminars and lectures.


September 25
Transport of Jerzy Kazimierz Ingarden from London to Krakow for medical treatment.


February 26
Death of RWI’s son, Jerzy Kazimierz Ingarden, at the age of 27.
RWI becomes an active member of the Polish Academy of Arts and Sciences.


RWI’s lectures at the Jagiellonian University come to an end.
November 23
The Ministry puts RWI on paid paid leave without the rights to teach.
December 5
Juliusz Kleiner files an unsuccessful request for the transfer of RWI to the Chair of Logic.
Publishing of the two journals RWI was associated with, Studia Philosophica and Philosophical Quarterly are discontinued by the state authorities.


July 31
A negative opinion regarding the professional work and social involvement of RWI, prepared by the first secretary of the Basic Party Organisation of the Polish United Workers' Party of the Jagiellonian University.
December 29
The Ministry agrees to cooperate with RWI at the Editorial Department of the Library of Classics of Philosophy at PWN Publishing House in Warsaw, but bans him from publishing philosophical views in writing or lectures. RWI had the right to write and speak only on issues concerning history of philosophy.
November 10
The Ministry puts RWI on a forced paid academic with no right to didactic activity.


Ministerial decision to formally transfer RWI to the Institute of Philosophy of the University of Warsaw.


Invitation to return to teaching at the Jagiellonian University.


February 1
RWI is transferred to the Chair of Logic of the Jagiellonian University in the capacity of Professor.
RWI’s lectures commence at the Jagiellonian University.
RWI becomes Professor and head of the Chair of Philosophy at the Faculty of Philosophy and History of the Jagiellonian University.
September 28
RWI receives the Officer’s Cross of the Order of Polonia Restituta.


Gierulanka, PhD, is employed as an adjunct associate professor in RWI’s Department of Philosophy.
RWI becomes a member of the Polish Academy of Sciences.


September 20
RWI receives a scientific leave for the duration of his lectures in the US until January 31, 1960.


RWI founds and chairs the Aesthetic Section at the Krakow Branch of the Polish Philosophical Society.
RWI translates into Polish his letter to Husserl from 1918, written in Końskie, which later appears in the book Inquiries into Contemporary Philosophy (1963).


September 21
Habilitation colloquium of Gierulanka, PhD, at the Faculty of Philosophy of the Jagiellonian University. RWI is one of the reviewers of her dissertation The issue of the specificity of mathematical knowledge.


RWI gives lectures at a number of universities in England.
RWI retires.


RWI gives two lectures at the University of Oslo (the first visit).
RWI receives the Prize of Alfred Jurzykowski Foundation (USA) in the field of humanities


September 15
RWI begins his lectures at the University of Oslo, dedicated to a number of topics, including Husserl's phenomenology (he led them until November 17 – the second visit).


Celebrations of the fiftieth anniversary of Ingarden’s PhD reception.
April 8
At the invitation of Cardinal Karol Wojtyła RWI gives a lecture "On philosophical research of Edith Stein," during a conference in Krakow.
April 27
RWI is awarded the Herder Prize and receives it at the University of Vienna.


June 14
RWI’s death in Krakow. The funeral ceremony is concelebrated by Cardinal Karol Wojtyla.


January 3
Maria Ingarden’s death.