Ultimate Fighting Calendar
Fighter

William Rentz

"Iron Will"
8-2-0United StatesUnited StatesLast 5
Amateur MMA 5-0
NEXT FIGHT
vs Luis Francischinelli
UFCDana White's Contender Series 96·

CAREER SUMMARY

William Rentz holds a professional MMA record of 8-2-0. William Rentz has won 8 fights: 8 by KO/TKO, 0 by submission, 0 by decision. Of 2 career losses, 1 came by KO/TKO and 0 by submission. Tracked organizations: UFC.

Profile

DOB
1999-03-19
Age
27
Nationality
United States
Birthplace
Honolulu, Hawaii

Related fighters

Recent & upcoming opponents

Upcoming

  1. UFCDana White's Contender Series 96
    vs Luis FrancischinelliWelterweight

Career history

  1. WIN
    vs Nick McCarty
    Combat Night Tampa· Jun 20, 2026· Welterweight· 8-2 vs 7-3-1
    TKO
    R1 · 0:25
  2. WIN
    vs Wesley Golden
    Combat Night Jacksonville· May 2, 2026· Welterweight· 7-2 vs 9-28
    TKO
    R1 · 1:12
  3. WIN
    vs Tyler Smith
    Combat Quest Pro 7· Jan 31, 2026· Catchweight· 6-2 vs 1-8
    TKO
    R1 · 2:16
  4. WIN
    vs Shane Mistretta
    CFFC 141: Schoenfelder vs. Guarascio· Apr 19, 2025· Lightweight· 5-2 vs 3-2
    TKO
    R2 · 4:30
  5. WIN
    vs Gabriel Morales
    CFFC 133: Watley vs. Forest· Jul 26, 2024· Lightweight· 4-2 vs 4-5
    TKO
    R2 · 3:51
  6. LOSS
    vs Christopher Alvidrez
    CFFC 126: Alvidrez vs. Rentz· Oct 13, 2023· Catchweight· 3-2 vs 3-1
    TKO
    R1 · 4:42
  7. WIN
    vs Feraris Golden Jr.
    CFFC 122: Gunnison vs. Watley· Jul 20, 2023· Lightweight· 3-1 vs 3-5
    TKO
    R1 · 3:49
  8. WIN
    vs Tyler Keating
    CFFC 119: Beard vs. Ellis· Apr 20, 2023· Lightweight· 2-1 vs 1-2
    TKO
    R1 · 2:35
  9. LOSS
    vs Frank Wells
    CFFC 104: Torres vs. Bilder· Dec 17, 2021· Lightweight· 1-1 vs 2-1
    UD
  10. WIN
    vs Quintin Bray
    CFFC 100: Kamchybekov vs. Smith· Sep 16, 2021· Lightweight· 1-0 vs 0-2
    TKO
    R2 · 2:48

Career history data via Tapology.

UFCalendar Power Index rating

Current
1648▲24
Peak
1648Jun 20, 2026
Rated fights
10
150015501600165020222023202420252026Sep 16, 2021 · 1545Dec 17, 2021 · 1509Apr 20, 2023 · 1555Jul 20, 2023 · 1587Oct 13, 2023 · 1534Jul 26, 2024 · 1575Apr 19, 2025 · 1602Jan 31, 2026 · 1613May 2, 2026 · 1624Jun 20, 2026 · 16481648

See the full Power Index →

Frequently asked questions

When does William Rentz fight next?

William Rentz fights Luis Francischinelli on Tuesday, October 13, 2026 at Dana White's Contender Series 96.

What is William Rentz's record?

William Rentz's professional MMA record is 8-2-0.

Who is William Rentz fighting next?

William Rentz's next opponent is Luis Francischinelli at Dana White's Contender Series 96.

What weight class does William Rentz fight in?

William Rentz fights at Welterweight.

How many knockouts does William Rentz have?

William Rentz has 8 wins by KO/TKO and 0 wins by submission.

How old is William Rentz?

William Rentz is 27 years old (born Mar 19, 1999).

Where is William Rentz from?

William Rentz is from United States.