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.
In July 2014, Pink was accused by his adoptive daughter of being a child sex offender who had abused her.