Sitwell can refer to:
A member of the Sitwell literary family:
Edith Sitwell
Osbert Sitwell
Sacheverell Sitwell
The Sitwell Baronets, holders of a hereditary baronetcy awarded by the British Crown
Sir Sitwell Sitwell, 1st Baronet
Sir George Sitwell, 2nd Baronet
Sir Sitwell Reresby Sitwell, 3rd Baronet
Sir George Reresby Sitwell, 4th Baronet
Sir (Francis) Osbert Sitwell, 5th Baronet
Sir Sacheverell Sitwell, 6th Baronet
Sir Sacheverell Reresby Sitwell, 7th Baronet
It may also refer to one of the following fictional characters:
Jasper Sitwell, a comic book espionage agent in the Marvel Comics universe
Stan Sitwell, a character from the Fox television comedy series Arrested Development
