Ralph Bonner Pink (30 September 1912 – 6 May 1984) was a British Conservative politician.
Pink was educated at Oundle School and was a company director. He served as a councillor on Portsmouth City Council (1948–61), then as an alderman, and was Lord Mayor of Portsmouth for 1961–62.
Pink was the Member of Parliament for Portsmouth South from 1966 until he died in office in May 1984, aged 71. He was a member of the Speaker's panel of chairmen.