ESPN
    • NBA
    • Basketball
    • Boxing
    • MLB
    • NCAAM
    • NCAAW
    • WNBA
    • NFL
    • More Sports
    • Listen
    • Fantasy
    • Disney+
    • Search

    SebastianValdez

    San Francisco 49ers
    • San Francisco 49ers
    • #55
    • Defensive Tackle
    • HT/WT
      1.91 m, 136 kg
    • Birthdate
      1/8/2002 (24)
    • College
      Washington
    • Status
      Active
    • Experience
      1st Season

    2026 regular season stats

    • SOLO
      5
      150+
      SACK
      1
      Tied-134th
      FF
      0
      150+
      INT
      0
      Tied-126th
    • Overview
    • News
    • Stats
    • Bio
    • Splits
    • Game Log

    Switch Player

    • Sebastian Valdez
      Sebastian Valdez
      #55
    • DeForest Buckner
      DeForest Buckner
    • Alfred Collins
      Alfred Collins
      #95
    • Gracen Halton
      Gracen Halton
      #93
    • McKinnley Jackson
      McKinnley Jackson
    • Naquan Jones
      Naquan Jones
      #50
    • Osa Odighizuwa
      Osa Odighizuwa
      #92
    • Sam Okuayinonu
      Sam Okuayinonu
      #91
    • James Thompson Jr.
      James Thompson Jr.
      #96
    • C.J. West
      C.J. West
      #99
    • Vincent Anthony Jr.
      Vincent Anthony Jr.
    • Nick Bosa
      Nick Bosa
      #97
    • Andrew Farmer II
      Andrew Farmer II
      #50
    • Viliami Fehoko Jr.
      Viliami Fehoko Jr.
      #61
    • Romello Height
      Romello Height
      #94
    • Mikail Kamara
      Mikail Kamara
      #59
    • Khalid Kareem
      Khalid Kareem
      #47
    • Keion White
      Keion White
      #56
    • Mykel Williams
      Mykel Williams
      #98
    Full Roster

    49ers Quick Links

    Stats
    Schedule
    Depth Chart

    NFL Quick Links

    Scores
    Standings
    Schedule

    Next Game

    Full Splits
    Las Vegas Raiders logo
    Raiders
    4-4
    9/11
    San Francisco 49ers logo
    49ers
    6-1
    SplitsTOTSOLOASTSACKFFFRYDSINTYDSAVGTDLNGPDSTFSTFYDSKB
    vs NFC7431000000.0000120
    Home6330000000.0000120

    2026 Defense

    See All
    Stats
    Regular Season
    Projected
    Last 5 Games
    Career
    TOTSOLOASTSACKFFFRYDSINTYDSAVGTDLNGPDSTFSTFYDSKB
    9541000000.0000120
    2212102.4000000.00002.450
    9541000000.0000100
    9541000000.0000120

    Recent Games

    See All
    DateOPPResultTOTSOLOASTSACK
    Mon 9/28vsARIARI
    W
    36-30
    3120
    Mon 10/5vsDENDEN
    W
    24-14
    2110
    Mon 10/12@SEASEA
    W
    32-29
    3211
    Tue 10/20vsWSHWSH
    W
    23-17
    1100
    Mon 10/26@ATLATL
    L
    29-20
    0000
    Latest News
    See All

    Racing Positions

      • Tracking pre-deadline NFL trades: Jeffery Simmons to the Bears
        • 32m
        • ESPN staff
        Tracking pre-deadline NFL trades: Jeffery Simmons to the Bears
        • Source: Bucs pass rusher Diaby has Grade 2 MCL sprain
          • 21m
          Source: Bucs pass rusher Diaby has Grade 2 MCL sprain
          • Fantasy football free agents: Top options include Smith, Washington and Tyson
            • 43m
            • Eric Karabell
            New York Jets quarterback Geno Smith (7) drops back to pass against the Las Vegas Raiders in the first half at MetLife Stadium.
            • Fantasy football buzz: Lamar Jackson's injury and who got the ball in Week 8
              • 1h
              • ESPN Fantasy
              Trainers attend to Lamar Jackson #8 of the Baltimore Ravens kneels after getting hurt on the first play of the game against the Buffalo Bills at Highmark Stadium.
              • Knockout rankings for 10-team leagues starting Week 9
                • 2h
                Atlanta Falcons running back Bijan Robinson celebrates after scoring a touchdown reception against the Los Angeles Rams
                • Jets' Glenn says he's not worried about job but admits 'we have to win' soon
                  • 1h
                  • Rich Cimini
                  Jets' Glenn says he's not worried about job but admits 'we have to win' soon
                  • Sources: Jags DT Hamilton likely out for season with torn quad
                    • 3h
                    • Michael Dirocco
                    Sources: Jags DT Hamilton likely out for season with torn quad
                    • 'Names don't win games': Cowboys failed to get it done despite believing in their talent
                      • 3h
                      • Todd Archer
                      'Names don't win games': Cowboys failed to get it done despite believing in their talent
                      • Saints fire run-game coordinator after 18-yard Paris performance
                        • 1h
                        • Katherine Terrell
                        New Orleans Saints logo
                        • Panthers bring back Hall as CB coach in 1st move since Evero firing
                          • 4h
                          • Mike Kaye
                          DeAngelo Hall

                        Latest Videos

                        Sebastian Valdez makes timely sack vs. North Dakota
                        • 0:21
                        Sebastian Valdez makes timely sack vs. Montana
                        • 0:19
                        Sebastian Valdez makes timely sack vs. Montana
                        • 0:26
                        See All

                        2026 NFC West Standings

                        TeamWLTPCTPFPA
                        San Francisco610.857197139
                        Seattle430.571168125
                        LA Rams440.500194168
                        Arizona350.375175238
                        ESPN
                        • Terms of Use
                        • Privacy Policy
                        • Your US State Privacy Rights
                        • Children's Online Privacy Policy
                        • Interest-Based Ads
                        • About Nielsen Measurement
                        • Your Privacy Choices
                        • Contact Us
                        • Disney Ad Sales Site
                        • Work for ESPN
                        • Corrections
                        GAMBLING PROBLEM? CALL 1-800-GAMBLER or 1-800-MY-RESET, (800) 327-5050 or visit gamblinghelplinema.org (MA). Call 877-8-HOPENY/text HOPENY (467369) (NY). Call 888-789-7777/visit ccpg.org (CT), or visit www.mdgamblinghelp.org (MD), 1-800-981-0023 (PR). 21+ and present in most states. (18+ DC/KY/NH/PR/WY). Void in ONT. Eligibility restrictions apply. Terms: draftkings.com/sportsbook. On behalf of Boot Hill Casino (KS). Pass-thru of per wager tax may apply in IL.
                        Copyright: © 2026 ESPN Enterprises, LLC. All rights reserved.