Sinnett
# Sinnett

Sinnett may refer to:

* Alfred Percy Sinnett (1840–1921), English author and Theosophist
* Lawrence C. Sinnett (1888–1962), Seaman in the United States Navy, Medal of Honor recipient
* Thomas P. Sinnett (1880–1967), member of the Illinois House of Representatives
* Sinnett Octagon House, historic octagonal house in Muscatine, Iowa built in 1855
* The Mahatma Letters to A.P. Sinnett, book published in 1923 by A. Trevor Barker
