The #1 song in the UK on June 30, 1955

Unchained Melody By Jimmy Young

Other #1 songs on June 30, 1955

#1 Hit Song

Cherry Pink (and Apple Blossom White)
Perez Prado

#1 R&B Song

Ain't That a Shame
Fats Domino

#1 Country Song

In the Jailhouse Now
Webb Pierce

Notable June 30 birthdays in the 1950s

Vincent D'Onofrio

Born June 30, 1959
Bud Black

Born June 30, 1957
David Alan Grier

Born June 30, 1956
Hal Lindes

Born June 30, 1953
David Garrison

Born June 30, 1952
Stanley Clarke

Born June 30, 1951