The #1 song on April 21, 1949

Cruising Down the River By Russ Morgan

Other #1 songs on April 21, 1949

#1 R&B Song

The Huckle-Buck
Paul Williams and His Hucklebuckers

#1 Country Song

Don't Rob Another Man's Castle
Eddy Arnold, the Tennessee Plowboy, and his Guitar

Notable April 21 birthdays in the 1940s

Alfred Ellis
Saxophonist
Born April 21, 1941
Koichi Wajima
Boxer
Born April 21, 1943
Terence Ford
Movie Actor
Born April 21, 1945
Doug Macleod
Guitarist
Born April 21, 1946
Jaidip Mukerjea
Tennis Player
Born April 21, 1942
Shivaji Satam
Movie Actor
Born April 21, 1950
Russell Boyd
Cinematographer
Born April 21, 1944
Iggy Pop
Punk Singer
Born April 21, 1947