This is a list of mayors of Garden Grove, California since its incorporation in 1956.^[1]

• ^{1. Ballard resigned as mayor on April 22, 1969, but remained as a city council member.}
• ^{2. Barr was appointed mayor upon Ballard's resignation.}
• ^{3. Schmit served less than seven months as mayor until a motion was voted on by the city council to reorganize, which took place November 3, 1970. Ballard was then re-elected.}
• ^{4. Cannon resigned on July 17, 1987 due to being appointed a judge for the West Orange County Judicial District by Governor George Deukmejian.[6] Williams was re-elected mayor in a special election in 1987.}