Frederick Augustus Tompson (August 10, 1857 – February 2, 1919) was an American architect from Portland, Maine.

[1] In 1876, after graduating Portland High School,[1] he entered the office of Francis H. Fassett, Maine's most prominent architect at the time.

That association lasted until the end of 1890, and Tompson opened his own office in January 1891.

After her death, aged 89, she was interred in Black Point Cemetery in Scarborough, Maine.

Tompson was the designer of several of Portland's most prominent turn-of-the-century structures, and his West house of 1911 remains the city's largest private residence.