Oosting is a Dutch surname. Notable persons with that name include:
Dick Oosting (born 1946), Dutch lawyer Gerrit Oosting (1941–2012), Dutch politician Henry J. Oosting (1903–1968), American ecologist Jeanne Bieruma Oosting (1898–1994), Dutch artist Joseph Oosting (born 1972), Dutch footballer Menno Oosting (1964–1999), Dutch tennis player