Jeffrey Cobb
Jeffrey Cobb is an American professional wrestler and former amateur wrestler. As of May 2025, he is signed to WWE, where he performs on the SmackDown brand under the ring name JC Mateo. He is best known for his tenure in New Japan Pro-Wrestling (NJPW), where he was a member of United Empire. In NJPW, he is a former one-time NEVER Openweight Champion and a three-time IWGP Tag Team Champion. He also wrestled for various promotions, such as Lucha Underground (as the masked wrestler Matanza Cueto) where he is a former one-time Lucha Underground Champion, Ring of Honor (ROH), where he is a former one-time ROH Television Champion, as well as Pro Wrestling Guerrilla (PWG) where he is a former one-time PWG World Champion, one-time World Tag Team Champion, and is also the winner of the 2018 Battle of Los Angeles. As an amateur wrestler, Cobb represented Guam at the 2004 Summer Olympics, where he became the nation's flag bearer in the opening ceremony and competed in the men's light heavyweight freestyle category. He transitioned to professional wrestling in 2009.
KNOWN FOR
CREDITS
PHOTOS
TV Series
Lucha Underground
6.9
Lucha Underground
6.9
New Japan Pro Wrestling
8.5
All Elite Wrestling: Dynamite
8
NJPW STRONG
1
Lucha Underground
6.9
WWE SmackDown
7.5
WWE SmackDown
7.5
Movies
NJPW Wrestle Grand Slam in MetLife Dome: Night 2
0
NJPW G1 Climax 31: Day 2
0
NJPW G1 Climax 31: Day 4
0
NJPW G1 Climax 31: Day 6
0
NJPW G1 Climax 31: Day 8
3
NJPW G1 Climax 31: Day 10
0
NJPW G1 Climax 31: Day 14
0
NJPW G1 Climax 31: Day 12
4
NJPW G1 Climax 31: Day 16
0
NJPW G1 Climax 31: Day 18
3
NJPW G1 Climax 31: Day 19 (Final)
0
GCW Josh Barnett's Bloodsport 9
0
ROH: Supercard of Honor 2023: Zero Hour
0
IMPACT Wrestling x NJPW: Multiverse United: Only The Strong Survive
5.8
NJPW Dominion 6.6 in Osaka-jo Hall
0
Mark Hitchcock Memorial Wrestlecon Supershow 2023
6.5
NJPW Wrestle Kingdom 16: Night 1
0
NJPW Wrestle Kingdom 16: Night 2
0
NJPW: Battle In The Valley
0
NJPW Dominion 6.4 in Osaka-jo Hall
0
NJPW Sakura Genesis 2023
0
NJPW G1 Climax 32: Day 1
0
AAW Unstoppable 2016
0
NJPW G1 Climax 33: Day 4
0
NJPW G1 Climax 33: Day 6
0
NJPW G1 Climax 33: Day 10
0
NJPW G1 Climax 33: Day 8
0
NJPW G1 Climax 33: Day 2
9
NJPW G1 Climax 33: Day 12
0
NJPW G1 Climax 33: Day 16
7.4
NJPW G1 Climax 32: Day 2
0
NJPW G1 Climax 33: Day 14
0
NJPW G1 Climax 33: Day 13
8.5
NJPW G1 Climax 32: Day 3
0
NJPW G1 Climax 32: Day 4
0
NJPW G1 Climax 33: Day 15
0
NJPW Windy City Riot
0
NJPW 51st Anniversary Event & New Japan Cup 2023: Day 2
0
NJPW New Japan Cup 2023: Day 3
0
NJPW New Japan Cup 2023: Day 4
0
NJPW G1 Climax 32: Day 5
0
NJPW Wrestling Dontaku
8
NJPW G1 Climax 33: Day 18
0
NJPW G1 Climax 33: Day 17
7.3
NJPW G1 Climax 33: Day 19 (Final)
0
NJPW Capital Collision 2022
0
NJPW Dominion 6.12 In Osaka-Jo Hall
9
AEW x NJPW Presents Forbidden Door
8.9
ROH: Saturday Night At Center Stage
0
NJPW Battle in the Valley
8.8
Warrior Wrestling 2
0
NJPW The New Beginning in Osaka 2024
0
NJPW x STARDOM: Historic X-Over
0
ROH: Honor For All
0
ROH: Final Battle
5.5
ROH: Final Battle - Zero Hour
0
NJPW The New Beginning In Sapporo 2024 - Night 1
0
NJPW Wrestle Kingdom 17 Pre-Show
0
NJPW Sakura Genesis 2024
7
NJPW New Year Dash!! 2024
0
NJPW Wrestling Dontaku 2024 - Night 1
0
NJPW Wrestling Dontaku 2024 - Night 2
0
NJPW Resurgence 2024
0
NJPW The New Beginning In Sapporo 2024 - Night 2
0
NJPW G1 Climax 32: Day 6
0
NJPW G1 Climax 32: Day 11
0
NJPW G1 Climax 32: Day 9
0
NJPW G1 Climax 32: Day 10
0
NJPW G1 Climax 32: Day 8
0
NJPW G1 Climax 32: Day 7
0
NJPW G1 Climax 32: Day 12
0
NJPW G1 Climax 32: Day 14
0
NJPW G1 Climax 32: Day 13
0
NJPW Battle Autumn 2022 - Night 16
0
NJPW G1 Climax 32: Day 20 (Final)
0
NJPW G1 Climax 32: Day 17
0
NJPW G1 Climax 32: Day 15
0
NJPW G1 Climax 32: Day 16
0
NJPW G1 Climax 30: Day 19 (Final)
0
NJPW New Year Dash !! 2023
0
NJPW Wrestle Grand Slam In Tokyo Dome
0
RevPro: Uprising 2016
0
NJPW Dominion 6.9 In Osaka-Jo Hall ~ Best Of The Super Junior 31 Final ~
0
PWG: Prince
0
NJPW Power Struggle ~ Super Junior Tag League 2023
10
NJPW Declaration Of Power
0
NJPW G1 Climax 34: Day 1
0
NJPW Wrestle Kingdom 13
8.1
AEW x NJPW Present Forbidden Door
7.3
NJPW The New Beginning in Nagoya
0
AEW x NJPW Present Forbidden Door: Zero Hour
6
RevPro: High Stakes 2020
0
NJPW New Japan Soul 2024: Day 1
0
NJPW New Japan Soul 2024: Day 2
0
NJPW G1 Climax 34: Day 3
0
NJPW G1 Climax 34: Day 4
0
NJPW G1 Climax 34: Day 10
0
NJPW G1 Climax 34: Day 5
0
NJPW G1 Climax 34: Day 6
0
NJPW G1 Climax 34: Day 7
0
NJPW G1 Climax 34: Day 8
0
NJPW G1 Climax 34: Day 11
0
NJPW G1 Climax 34: Day 13
0
NJPW G1 Climax 34: Day 9
0
NJPW G1 Climax 34: Day 15
0
NJPW G1 Climax 34: Day 12
5.5
NJPW G1 Climax 34: Day 16
0
NJPW G1 Climax 34: Day 14
0
NJPW New Japan Soul 2024: Day 3
0
NJPW New Japan Soul 2024: Day 5
0
NJPW New Japan Soul 2024: Day 4
0
NJPW 52nd Anniversary Event & New Japan Cup 2024: Day 1
0
NJPW New Japan Cup 2024 • Day 2
0
PWG: 2016 Battle of Los Angeles - Stage One
0
PWG: Smokey And The Bandido
0
NJPW G1 Climax 34: Day 17
0
NJPW G1 Climax 34: Day 18
0
NJPW Shingo Takagi's 20th Debut Anniversary Event
0
NJPW G1 Climax 34: Day 19 (Final)
0
NJPW Destruction In Kobe 2023
0
NJPW Destruction In Ryogoku 2023
0
PWG: Game Over, Man
10
PWG: Mystery Vortex IV
0
PWG: Only Kings Understand Each Other
0
Pancakes & Piledrivers II: The Indy Summit
0
PROGRESS Chapter 67: Bourbon Is Also A Biscuit
0
DEFY6 The Crash Lucha Libre
0
DEFY1 Legacy
0
DEFY Vs. ECCW 2017
0
DEFY2 Wolves At The Door
0
DEFY8 Kings Among Men
0
Bar Wrestling 3: Bar Of Hardcore
8
ScrapperMania 4
0
Bar Wrestling 11: April O'Neil
8
Bar Wrestling 6: Head Of Household
10
Bar Wrestling 9: February Stars
5
PWG: 2017 Battle of Los Angeles - Stage One
10
NJPW G1 Special In San Francisco
8
PWG: All Star Weekend 13 - Night One
0
PWG: Head Like A Cole
0
PWG: Time Is A Flat Circle
0
PWG: Nice Boys (Don't Play Rock and Roll)
0
PWG: THIRTEEN
0
PWG: Man On The Silver Mountain
0
PWG: All Star Weekend 14 - Night One
0
PWG: Mystery Vortex V
0
PWG: 2017 Battle of Los Angeles - Final Stage
0
PWG: 2017 Battle of Los Angeles - Stage Two
0
Wrestlecon Supershow 2018
0
NJPW Fighting Spirit Unleashed
0
ROH: Final Battle 2018
0
ROH: Honor Reigns Supreme
0
ROH & NJPW: Global Wars - Lewiston
10
Bar Wrestling
9
Bar Wrestling 8: Happily Ever After
7
NJPW New Year Dash !! 2019
8
NJPW G1 Climax 29: Day 5
9.3
ROH: Best In The World
0
NJPW G1 Climax 29: Day 6
8.7
NJPW G1 Climax 29: Day 7
9.7
NJPW G1 Climax 29: Day 4
8
NJPW G1 Climax 29: Day 1
9
NJPW G1 Climax 29: Day 3
9.3
NJPW G1 Climax 29: Day 8
8
NJPW G1 Climax 29: Day 9
8
NJPW G1 Climax 29: Day 10
8
NJPW G1 Climax 29: Day 2
8
NJPW G1 Climax 29: Day 11
8.5
NJPW G1 Climax 29: Day 12
8
NJPW G1 Climax 29: Day 13
9.5
NJPW G1 Climax 29: Day 14
8
NJPW G1 Climax 29: Day 15
8
NJPW G1 Climax 29: Day 19 (Final)
10
NJPW G1 Climax 29: Day 16
8
NJPW G1 Climax 29: Day 18
9
NJPW G1 Climax 29: Day 17
10
EVOLVE 78
0
CEOxNJPW When Worlds Collide
0
PWG: 2018 Battle of Los Angeles - Stage Two
0
PWG: 2018 Battle of Los Angeles - Stage Three
0
WrestleCon SuperShow 2017
0
ROH: Death Before Dishonor XVII
0
NJPW Wrestling Dontaku 2019 - Night 1
0
NJPW G1 Climax 30: Day 3
0
NJPW G1 Climax 30: Day 11
0
NJPW G1 Climax 30: Day 1
0
NJPW G1 Climax 30: Day 13
0
NJPW G1 Climax 30: Day 9
4
NJPW G1 Climax 30: Day 7
0
NJPW G1 Climax 30: Day 5
0
NJPW G1 Climax 30: Day 15
8
NJPW G1 Climax 30: Day 17
0
AAA TripleMania XXIV
7
NJPW Wrestle Kingdom 15: Night 2
9
ROH & NJPW: G1 Supercard
0
AAW Showdown 2018
0
IMPACT Wrestling vs. Lucha Underground 2018
0
ROH: Bound By Honor
0
ROH: 17th Anniversary
10
ROH: Final Battle 2019
0
ROH: Unauthorized
0
NJPW New Year Dash !! 2021
0
PWG: Mystery Vortex VI
0
NJPW Castle Attack 2021 - Night 2
0
NJPW Castle Attack 2021 - Night 1
0
NJPW Sakura Genesis 2021
0
ECCW 23rd Anniversary Show
5
Sorry You're Watching This: Jeff Cobb & Brody King
0
NJPW Wrestle Grand Slam in MetLife Dome: Night 1
0
NJPW Road to Destruction 2024: Day 2
0
NJPW Road to Destruction 2024: Day 3
0
NJPW Road to Destruction 2024: Day 4
0
NJPW Road to Destruction 2024: Day 5
0
NJPW Destruction In Kobe 2024
0
NJPW: King Of Pro Wrestling 2024
0
NJPW Power Struggle ~ Super Junior Tag League 2024
0
NJPW Wrestle Kingdom 19
8
NJPW x STARDOM: Historic X-Over II
7
GCW Josh Barnett's Bloodsport 4
0
NJPW x AEW x CMLL x ROH x STARDOM: Wrestle Dynasty
7
NJPW New Year Dash!! 2025
0
NJPW Battle in the Valley
8
GCW Josh Barnett’s Bloodsport 5
0
NJPW Sakura Genesis 2025
0
NJPW New Japan Cup 2025 - Final
0
Backlash 2025
6.8