2025-26 Men's Swimming & Diving Roster

Nikolas Antoniou

  • Events Freestyle
  • Height/Weight 6-6 / 205
  • Class Junior
  • Hometown Limassol, Cyprus
  • High School The Grammar School
  • Major Undeclared
  • Instagram iamnitroswim

Biography

At Cal
2024-25 (So.)
  • Swam in seven meets as a sophomore
  • Posted a personal best time in 50 free at the Minnesota Invitational (19.68)
  • Clocked personal-best times in the 100 free (42.62) and 200 free (1:33.94) at the SMU Last Chance Invitational
2023-24 (Fr.)
  • Made his collegiate debut against Pittsburgh
  • Finished second in the 50 free in a dual meet at UC San Diego (20.69)
  • Swam in 10 meets as a freshman
High School/Club/International
  • Made his second career Olympic appearance in Paris for the 2024 Summer Games
    • Placed 43rd in the 100 free (50.35)
  • Qualified for the Tokyo Olympics in 2021 in the 50 free and 100 free
  • Competed in the 2022 and 2023 World Championships
  • 2022 medalist at the World Junior Championships
  • National Record in the 50 and 100 free for all ages 12-18. 
  • Seven-time national record holder in Cyprus
  • Graduated from The Grammar School in Limassol, Cyprus
  • Swam for the club team Nautical Limassol Club and coach Stavros Michailids
  • Named the Best Athlete of the  Year 2021, 2022, and 2023 for The Grammar School
  • Named the Best Swimmer four straight years as a prep

Personal
  • Full name is Nikolas Antonious - goes by Nick
  • Born January 20, 2004
  • Parents are Chara and Loucas Antoniou
  • Dad, Loucas, played basketball for Team Apollon BC and Keravnos. 
  • Has an older sister named Kalia that swims for Alabama
  • Lists video games and basketball as his hobbies.
  • Played basketball competitively until the age of 14.

Historical Player Information

  • 2023-24Freshman

    Freestyle
    6'6" 205 lbs
  • 2024-25Sophomore

    Freestyle
    6'6" 205 lbs
  • 2025-26Junior

    Freestyle
    6'6" 205 lbs