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Hawai'i Hilo Vulcans Athletics

HAWAI'I HILO VULCANS ATHLETICS
Coach Gui De Medeiros

Guilherme De Medeiros

  • Title
    Men's Tennis + Women's Tennis Head Coach
  • Since
    September 2024
  • Email
    demedeir@hawaii.edu
  • Phone
    808-203-7502

Guilherme De Medeiros returned to the 808 state to become the Vulcans Men's Tennis and Vulcans Women's Tennis head coach in fall 2024.

Most recently, De Medeiros furthered his collegiate career by pursuing a Master of Business Administration at Long Island University (New York), joining as the school's inaugural team in 2021-22. He started his career with one season at Lewis-Clark State College (Idaho) before spending three years at HPU on O‘ahu.

DE MEDEIROS VULCANS MEN'S TENNIS RECORD

SEASON TEAM RECORD NOTES
2025 8-12 Overall PacWest Championships Seventh Place
PacWest Newcomer of the Year
(1) All-PacWest Team Selection
1 Season 8-12 Overall - Championships  /  1 Major Awards

DE MEDEIROS VULCANS WOMEN'S TENNIS RECORD

SEASON TEAM RECORD NOTES
2025 7-13 Overall PacWest Championships Consolation
(1) All-PacWest Team Selection
1 Season 7-13 Overall - Championships  /  - Major Awards

COACHING CAREER
» 2 All-PacWest Team Selections

PLAYERS' ACCOLADES
» 2025 PacWest Conference Newcomer of the Year: Jaime Paquet

PLAYING CAREER
» Played collegiate tennis at Lewis-Clark State College, HPU and Long Island University
» Member of LIU's first-ever Men's Tennis team in 2021-22
» 2019 NCAA Division II Championship Semifinalist
» 2019 PacWest Conference Champion
» ITA Scholar-Athlete (x6)
» Northeast Conference Commissioner's Honor Roll (x2)
» CSC Academic All-District Team

ALMA MATER
» Colegio Ser! Sorocaba
» Lewis-Clark State College (Idaho)
» HPU 2021 - B.B.A. Marketing
» Long Island University (New York) 2023 - MBA

PERSONAL
» Nickname: Gui
» Hometown: Sao Paulo, Brazil
» Languages: Portuguese, English, Spanish

CAREER
2024-Present: University of Hawai‘i at Hilo
2021-2024: SPORTIME NY