Gronlund is a surname. Notable people with this name include:
Laurence Gronlund (1846–1899), Danish-born American lawyer, writer, lecturer, and political activist Linda Gronlund, victim of the 9/11 terrorist attacks Lisbeth Gronlund (born 1959), American physicist and nuclear disarmament expert
See also Grønlund, a Scandinavian surname Grönlund, a Finnish surname Grønland (disambiguation)