Hiram Reynolds Bloomer (December 19, 1845 – 1910 or June 3, 1911) was an American painter.

[2][3] In 1872, Bloomer was a founding member of the Bohemian Club of San Francisco.

[4] In 1874 he moved to Paris, France, where he exhibited in the 1877 salon.

[4][1] He returned to the United States in 1880, moving first to New York, and then California two years later.

[4] His work is included in the collection of Emery Walker House, Oxford.