Other #1 songs on April 21, 1964
Across genres and charts

#1 country song

Understand Your Man

Johnny Cash

#1 song in the UK

Can't Buy Me Love

The Beatles

Notable April 21 Birthdays
Born in the 1960s

Ken Caminiti

Baseball Player

Born April 21, 1963

Fiona Kelleghan

Academic and Critic

Born April 21, 1965