Doak may refer to:
In people:
- Given name:
- Doak S. Campbell, president of Florida State College for Women
- Doak Snead, an American singer and songwriter
- Doak Walker, (1927–1998), an American football player; member of the Pro Football Hall of Fame
- Surname
- Bill Doak, Major League Baseball pitchers
- Charles Doak, an Australian sprint freestyle swimmer
- David Doak, a video game designer
- Gary Doak, an NHL defenceman
- Neil Doak, an Irish former cricketer and rugby union player
- Samuel Doak, an American Presbyterian clergyman and educator
- Sloan Doak, an American equestrian who competed in the 1920 Summer Olympics
- Tom Doak, a golf course architect
- William N. Doak, an American labor leader
In other uses:
- Bobby Bowden Field at Doak Campbell Stadium, football stadium on the campus of the Florida State University in Tallahassee, FL, USA
- Doak Field, home to the North Carolina State University Wolfpack baseball team
- Doak Island, Nunavut, Canada
- Doak VZ-4, an American prototype VTOL aircraft built in the 1950s
- Lady Doak College, a women's post-secondary educational institution located in the community of Chinnachokikulum in the city of Madurai, India
- Treaty of Doak's Stand, also known as Treaty with the Choctaw); was signed in 1820
- One of the Diary of a Wimpy Kid acronyms.