Vainola is an Estonian surname. Notable people with the surname include:
Alfred Vainola (1894–1942), Estonian politician Allan Vainola (born 1965), Estonian singer, guitarist, and composer David Vainola (born 1961), Canadian television and film writer and producer Kätlin Vainola (born 1978), Estonian children’s writer and poet
See also
Väinölä, Finnish surname