- Oct 1 Charlie McDonnell, British YouTube Personality, vlogger, and singer-songwriter, born in Bath, Somerset, England
- Oct 23 Stevie Brock, American pop singer, born in Dayton, Ohio
- Oct 31 Johanna Söderberg, Swedish pop-country-folk singer-songwriter (First Aid Kit - "Emmylou"), born in Enskede, Sweden
- Oct 31 Lil JJ [James Charles Lewis], American actor (Just Jordan) and singer ("Party Boi"), born in Little Rock, Arkansas
About October 1990
How Old? 33 years old
Generation: Millennial
Leap Year: No