| 1890, 5th Aug. | Hans Gál born, Brunn am Gebirge, near Vienna. |
| 1908, Jul. | Completes his school education. |
| 1909, Apr. | Obtains music teaching certificate. |
| 1909-12 | Teaches harmony and piano at the New Vienna Conservatory. |
| 1909-11 | Studies under Eusebius Mandyczewski and Guido Adler |
| 1913 | Completes doctoral dissertation on the style of the young Beethoven. |
| 1915 | Awarded State Prize for Composition. |
| 1915, 21st June | Called up into the Austrian army. |
| 1916, 21st Aug. | Transferred to Belgrade. |
| 1917, 1st Jan. | Transferred back to Vienna. |
| 1917, 16th June | Transferred to the Carpathians, on the Russian front. |
| 1918, August | Transferred to Italy. |
| 1918, 30th Nov. | Demobilised. |
| 1919 | Awarded Rothschild Prize. |
| 1919 | Appointed Lektor at the University. |
| 1919, 2nd Nov. | First performance of "Der Arzt der Sobeide", Breslau. |
| 1920 | Appointed to a full-time post at the University. |
| 1922, 6th Apr. | Marriage to Hanna Schick (b. Prague, 18th March, 1902), in Vienna |
| 1923, Apr. | First performance of "Die Heilige Ente", Düsseldorf. |
| 1923, 19th Jan. | Birth of son Franz. |
| 1924 | Birth of son Peter. |
| 1924 | Exclusive contract with the publisher Simrock. |
| 1926, 24th Apr. | First performance of "Das Lied der Nacht", Breslau. |
| 1926 | Awarded the Art Prize of the City of Vienna. |
| 1926-27 | Publication, with Mandyczewski, of the Complete Works of Brahms. |
| 1927 | Founds the Vienna Madrigal Society. |
| 1928 | Awarded the Columbia Schubert Prize |
| 1929 | Death of Mandyczewski. |
| 1929, 3rd Dec. | Takes up the post of Director of the Mainz Conservatory. |
| 1933, 30th Jan. | Hitler becomes German Chancellor. |
| 1933, Feb. | The National-Socialists take power in Germany. |
| 1933, 29th Mar. | Gál is suspended from his post. |
| 1933, 7th Apr. | Passing of Aryan laws in Germany |
| 1933, Apr. | The Gáls move to the Black Forest. |
| 1933, Sep. | The Gáls return to Vienna. |
| 1938, 12th Mar. | German troops cross the Austrian border: the 'Anschluss' begins. |
| 1938, 13th Mar. | Austria becomes part of the German Reich. |
| 1938, Mar. | The Gáls emigrate to England. |
| 1938 | Gál is brought to Edinburgh by Tovey, to catalogue the Reid Music Library. |
| 1938 | Tovey suffers a stroke; Gál returns to London. |
| 1939 | Outbreak of the Second World War. |
| 1940, May | Interned in Huyton near Liverpool and on the isle of Man. |
| 1940, Sep. | Released; returns to Edinburgh. |
| 1942, 4th Mar. | Death of Gál's mother in Weimar. |
| 1942, April | Suicide of Gál's sister Edith and Aunt Jenny in Weimar. |
| 1942 | Death of son Peter. |
| 1944, Jan. | Birth of daughter Eva. |
| 1945 | Appointed Lecturer at the University of Edinburgh. |
| 1947 | Founding of the Edinburgh Festival. |
| 1948 | Honorary Doctorate at the University of Edinburgh. |
| 1948 | First performance of the cantata "De Profundis", Wiesbaden. |
| 1956 | Retired from his lectureship at the University of Edinburgh on reaching the age limit; re-appointed on a part-time basis. |
| 1964 | Awarded the British "Order of the British Empire". |
| 1967, 7th June | Death of son Franz. |
| 1973, 12th June | Birth of grandson Simon. |
| 1977, 28th May | Birth of granddaughter Tanya. |
| 1977 | Honorary Doctorate at the University of Mainz. |
| 1981 | Awarded the Austrian medal "Literis et Artibus". |
| 1987, 3rd Oct. | Dies in Edinburgh, aged 97. |
| 1988, Mar. | First Viennese performance of "De Profundis". |
| 1989, 22nd Dec. | Death of Hanna Gál, Edinburgh. |
| 1990, May | First performance of "Rich Claus, Poor Claus" ("Die Beiden Klaas"), York, England. |
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