Breakwater may refer to:
Breakwater (structure), a structure for protecting a beach or harbour
Places Breakwater, Victoria, a suburb of Geelong, Victoria, Australia Breakwater Island, Antarctica Breakwater Islands, Nunavut, Canada Breakwater School, a Portland, Maine, pre-school and elementary school founded in 1956
Arts and entertainment Breakwater (band), a funk and soul band from the 1970s Breakwater (album), a 1988 album by Lennie Gallant Breakwater (2023 film), an American thriller Breakwater (2025 film), a British thriller The Breakwater, an alternative name for the 1670 painting Storm Off a Sea Coast by Jacob van Ruisdael
Other uses , a United States Navy patrol vessel, minesweeper, and tug in commission from 1917 to 1920 Breaking the water or water breaking, a term for the rupture of membranes during pregnancy