Sylvia Field (born Harriet Louisa Johnson; February 14, 1901 – July 31, 1998) was an American actress whose career encompassed performances on stage, screen, and TV.

In 1957, Field made a guest appearance on Perry Mason as defendant Belle Adrian in "The Case of the Angry Mourner."

In 1959, Field began appearing in her most noted role as Martha Wilson in the CBS sitcom Dennis the Menace.

[2] Field's character was written out of the series in 1962 owing to the death of Joseph Kearns, who portrayed George Wilson, Martha's husband.

Field continued in television guest spots during the 1960s, including on the ABC sitcoms Our Man Higgins (with Stanley Holloway) and Hazel.