Dingman is a surname. Notable people with the surname include:
Chris Dingman (born 1976), Canadian ice hockey player Craig Dingman (born 1974), American baseball player Dean Dingman (born 1968), American football offensive guard Helen Dingman (1885–1978), American academic and social worker Ian Dingman (born 1982), American lacrosse player Mary Dingman (1875–1961), American social and peace activist Maurice John Dingman (1914–1992), American Roman Catholic bishop Michael D. Dingman (1931–2017), American investor, businessman, and philanthropist
See also Dingman Township, Pike County, Pennsylvania