January 31 is the 31st day of the year in the Gregorian calendar. There are 334 days remaining until the end of the year (335 in leap years). Births[edit | edit source] 1951 - Harry Wayne Casey, member and most famous of the KC group. 1967 - Jason Cooper, member of The Cure group. Retrieved from "https://nowthatswhaticallmusic.fandom.com/wiki/January_31?oldid=5967" Categories: Days of the Year January Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.