- Jan 2 Mandy Harvey, American jazz and pop singer-songwriter, profoundly deaf since age 18, born in Cincinnati, Ohio
- Jan 3 Ikechi Anya, Scottish soccer midfielder (29 caps; Watford, Derby County), born in Glasgow, Scotland
- Jan 3 Jonny Evans, Northern Irish soccer defender (84 caps; Manchester United, WBA, Leicester City), born in Belfast, Northern Ireland
- Jan 3 Rodrigo de la Cadena, Mexican artist and performer
- Jan 4 Nabila Jamshed, Indian writer
- Jan 5 Pauline [Vasseur] French pop singer-songwriter ("Allô le monde"), born in Lens, Pas-de-Calais, France
- Jan 7 Haley Bennett [Keeling], American actress (Cyrano; Music and Lyrics), born in Fort Myers, Florida
- Jan 7 Robert Sheehan, Irish actor, born in Port Laoise, Republic of Ireland
- Jan 7 Scott Pendlebury, Australian rules footballer, born in Sale, Australia
- Jan 8 Adam T. Siska, American rock bassist (The Academy Is...), born in the US Virgin Islands
- Jan 11 Alexandria L'Esperance, US quintuplet, born in Royal Oak, Michigan
- Jan 11 Danielle L'Esperance, US quintuplet, born in Royal Oak, Michigan
- Jan 11 Erica L'Esperance, US quintuplet, born in Royal Oak, Michigan
- Jan 11 Raymond L'Esperance, US quintuplet, born in Royal Oak, Michigan
- Jan 11 Veronica L'Esperance, US quintuplet, born in Royal Oak, Michigan
- Jan 12 Andrew Lawrence, American actor (Brotherly Love, Recess), born in Philadelphia, Pennsylvania
- Jan 12 Chris Casement, Irish footballer, born in Belfast, United Kingdom
- Jan 14 Jack P. Shepherd, English actor (Coronation Street), born in Pudsey, United Kingdom
- Jan 14 Jordy [Lemoine], French singer, youngest singer (4 years) to have a #1, born in Paris, France
- Jan 14 Mikalah Gordon, American pop singer, born in Las Vegas, Nevada
- Jan 15 Skrillex [Sonny Moore], American Grammy Award-winning dance music DJ and record producer, born in Los Angeles, California
- Jan 16 FKA Twiggs [Tahliah Barnett], English singer-songwriter (LP1), born in Cheltenham, England
- Jan 16 Nicklas Bendtner, Danish footballer, born in Copenhagen, Denmark
Angelique Kerber (35 years old)
Jan 18 German tennis player (3-time Grand Slam winner), born in Bremen, Germany
- Jan 18 Ronnie Day [Guglielmone], American singer-songwriter (Nine Sleepless Nights), born in Redwood City, California
- Jan 21 Felipe Neto, Brazilian vlogger (YouTube), born in Rio de Janeiro, Brazil
- Jan 21 William C. Woxlin, Swedish ambient and electronic music composer, born in Borlänge, Sweden
- Jan 22 Greg Oden, American basketball player, born in Buffalo, New York
- Jan 25 Tatiana Golovin, Russian-born French tennis player, born in Moscow, Russia
- Jan 26 Mia Rose, British-Portuguese pop singer, born in Wimbledon, London
- Jan 27 Kerlon Moura Souza, Brazilian footballer, born in Ipatinger, Brazil
- Jan 28 Henry Mortensen, American actor
- Jan 29 Stephanie Gilmore, Australian surfer (record 8 x World Champion 2007-10, 12, 14, 18, 22), born in Murwillumbah, Australia
- Jan 30 Rob Pinkston, American actor (Punk'd), born in Atlanta, Georgia
About January 1988
How Old? 35 years old
Generation: Millennial
Leap Year: Yes