The #1 dance song on January 15, 2009

Single Ladies (Put a Ring on It) By Beyoncé

Other #1 songs on January 15, 2009

#1 Hit Song

Just Dance
Lady Gaga featuring Colby O'Donis

UK #1 Song

Just Dance
Lady Gaga featuring Colby O'Donis

#1 R&B Song

Single Ladies (Put a Ring on It)
Beyoncé

#1 Country Song

Already Gone
Sugarland

#1 Alternative Hit

Sex on Fire
Kings of Leon

Notable January 15 birthdays in the 2000s

Piper Nairn
Movie Actress
Born January 15, 2003

Sanai Victoria
TV Actress
Born January 15, 2007

Finn Matthews
Pop Singer
Born January 15, 2000

Grace VanderWaal
Pop Singer
Born January 15, 2004

Christopher Convery
TV Actor
Born January 15, 2008