The #1 song in the UK on May 21, 1971

Knock Three Times By Tony Orlando and Dawn

Other #1 songs on May 21, 1971

#1 Hit Song

Joy to the World
Three Dog Night

#1 R&B Song

Bridge Over Troubled Water
Aretha Franklin

#1 Country Song

I Won't Mention It Again
Ray Price

Notable May 21 birthdays in the 1970s

Scott Smith

Born May 21, 1979

Max B

Born May 21, 1978

Ricky Williams

Born May 21, 1977

Deron Miller

Born May 21, 1976

Fairuza Balk

Born May 21, 1974

Stewart Cink

Born May 21, 1973

The Notorious B.I.G.

Born May 21, 1972

Dorsey Levens

Born May 21, 1970