Sebastian Valdez
Sebastian Valdez is a defensive lineman for the San Francisco 49ers, wearing #55. Sebastian played college football at Washington / Montana State and entered the league undrafted. Listed at 6'3" and 305 lb.
Sebastian Valdez: facts
- Team
- San Francisco 49ers
- Position
- Defensive lineman (DL)
- Jersey number
- #55
- College
- Washington / Montana State
- Draft
- Undrafted (no draft record)
- Born
- August 1, 2002 (age 24)
- Height
- 6'3"
- Weight
- 305 lb
- Rookie season
- 2025
Source: nflverse player records, the 2025 roster and the 2026 weekly rosters through week 4 (CC BY 4.0).
Sebastian Valdez: career by team
Seasons on each roster from the nflverse roster files (CC BY 4.0); old team names are shown under today's franchise.
Other 49ers defensive linemen
- Alfred CollinsDL · #95 · Texas
- Bryce HuffDL · #47 · Memphis
- CJ WestDL · #99 · Indiana / Kent State
- Clelin FerrellDL · #96 · Clemson
- Jordan ElliottDL · #92 · Missouri / Texas
- Kalia DavisDL · #93 · UCF
- Keion WhiteDL · #56 · Georgia Tech / Old Dominion
- Kevin GivensDL · #90 · Penn State
Also from Washington
- Andre BaccelliaWR · Cardinals
- Bralen TriceLB · Falcons
- Budda BakerDB · Cardinals
- Byron MurphyDB · Vikings
- Cade OttonTE · Buccaneers
- Carson BruenerLB · Steelers
- Coleman SheltonOL · Rams
- Dante PettisWR · Saints
Sebastian Valdez: questions
What team does Sebastian Valdez play for?
Sebastian Valdez is on the San Francisco 49ers roster (NFC West) in the 2026 nflverse weekly rosters (through week 4), wearing jersey number 55.
What position does Sebastian Valdez play?
Defensive lineman (DL), as recorded in the nflverse data.
Where did Sebastian Valdez go to college?
Washington / Montana State. 53 other players in our dataset came from the same school.
Was Sebastian Valdez drafted?
No. The nflverse records show no draft selection, so he joined the league as an undrafted player.
How tall is Sebastian Valdez?
6'3" (75 inches), 305 lb.
Facts from nflverse (CC BY 4.0). Photos only from Wikimedia Commons under free licences, credited above. AllStar Grid is independent and not affiliated with the NFL or its teams. Credits