February 17 is the 48th day of the year in the Gregorian Calendar. It is preceded by February 16, and succeeded by February 18. Following February 17, there are 317 days in the year (318 in leap years).
Blavatsky's Gem of the Day
- 1881 – A General Council meeting was held where it was decided by unanimous vote that the President and the Corresponding Secretary would hold office for life. Damodar K. Mavalankar was appointed Joint Recording Secretary.
- 1953 – Curuppumullage Jinarājadāsa (1875-1953) resigned from his position as fourth President of the Theosophical Society (Adyar).
- 1953 – Nilakanta Sri Ram (1889-1973), assumed office as the fifth international President of the Theosophical Society (Adyar).
- 1847 – date claimed by C. W. Leadbeater, as recorded on his passports, though the birth records show he was born on February 16, 1854. (d. March 1, 1934)
- 1867 – Charles Johnston, Sanskrit scholar and Theosophist, married to H. P. Blavatsky's niece Vera Vladimirovna de Zhelihovsky (d. October 16, 1931)
- 1600 – Giordano Bruno, martyred under Diocletian; philosopher and astronomer (b. 1548)
- 1907 – Henry Steel Olcott, American attorney; Co-founder and first International President of Theosophical Society, serving from 1875-1907. (b. August 2, 1832)
- 1986 – Jiddu Krishnamurti, spiritual teacher, philosopher, and writer raised by Theosophists Annie Besant and C. W. Leadbeater (b. May 11, 1895).
Holidays and observances
- Adyar Day, honoring death of H. S. Olcott; began in 1922
- Olcott Day in Sri Lanka, celebrating that day in 1880 when H. S. Olcott and H. P. Blavatsky arrived in Ceylon.