Casey Olson is an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 mixed martial arts

Mixed martial arts

Mixed Martial Arts is a full contact combat sport that allows the use of both striking and grappling techniques, both standing and on the ground, including boxing, wrestling, Brazilian jiu-jitsu, muay Thai, kickboxing, karate, judo and other styles. The roots of modern mixed martial arts can be...

 fighter currently competing in the Lightweight division.

Biography

With the nickname "The Underdog," Olson is based in Fresno, California

Fresno, California

Fresno is a city in central California, United States, the county seat of Fresno County. As of the 2010 census, the city's population was 510,365, making it the fifth largest city in California, the largest inland city in California, and the 34th largest in the nation...

, but fights out of The Pit in San Luis Obispo, Calif. He is a product of Clovis High, Fresno City College (FCC) and Fresno State’s wrestling teams. At Clovis High, he was a 2X Team Captain, Valley Champion and State Placer. At FCC, he was a 2X Team Captain, 2X All American and State Champion. And at Fresno State he was 2X Team Captain, 2X NCAA Qualifier and Northern Regional Champion.

Having competed solely in California, Olson signed a contract with the Strikeforce

Strikeforce

Strikeforce is a U.S.-based mixed martial arts and kickboxing organization based in San Jose, California. It is headed by CEO Scott Coker and owned by Zuffa, LLC...

 promotion and made his second appearance for the organization on the November 6, 2009 ShoMMA

ShoMMA

ShoMMA: Strikeforce Challengers is a mixed martial arts series produced by the mixed martial arts organization Strikeforce and the Showtime cable network. Similar to Showtime's earlier ShoXC, the purpose of the series is to highlight up and coming MMA fighters. Upcoming events are listed in...

 event on Showtime.

Mixed martial arts record

|-
|Win
|align=center|11-3
|  Chris Culley
|TKO (punches)
|Strikeforce Challengers: Gurgel vs. Evangelista

Strikeforce Challengers: Gurgel vs. Evangelista

Strikeforce Challengers: Gurgel vs. Evangelista was a mixed martial arts event held by the Strikeforce. The fourth Challengers episode took place on November 6, 2009, at the Save Mart Center at Fresno State in Fresno, California.-Televised card:...

|
|align=center|1
|align=center|2:32
|Fresno, California

Fresno, California

Fresno is a city in central California, United States, the county seat of Fresno County. As of the 2010 census, the city's population was 510,365, making it the fifth largest city in California, the largest inland city in California, and the 34th largest in the nation...

, USA
|
|-
|Loss
|align=center|10-3
|  Eddie Yagin

Eddie Yagin

Eddie “The Filipino Phenom” Yagin is a Filipino-American mixed martial artist from Honolulu, Hawaii. He is a former X-1 Featherweight Champion, former Tachi Palace Fights Featherweight Champion and is currently signed as a Featherweight in the UFC.-Pre-UFC:Yagin was scheduled to face off...

|Submission (guillotine choke)
|PFC 13: Validation
|
|align=center|1
|align=center|1:16
|Lemoore, California

Lemoore, California

Lemoore is a city in Kings County, California, United States. Lemoore is located west-southwest of Hanford, at an elevation of 230 feet . It is part of the Hanford–Corcoran Metropolitan Statistical Area...

, USA
|
|-
|Win
|align=center|10-2
|  Tony Boyles
|Submission (arm triangle choke)
|CCFC - Rumble in the Park II
|
|align=center|1
|align=center|2:28
|Fresno, California

Fresno, California

Fresno is a city in central California, United States, the county seat of Fresno County. As of the 2010 census, the city's population was 510,365, making it the fifth largest city in California, the largest inland city in California, and the 34th largest in the nation...

, USA
|
|-
|Win
|align=center|9-2
|  Aaron Miller

Aaron Miller

Aaron Michael Miller is a retired American professional ice hockey defenseman. Over the course of his fourteen year career in the National Hockey League, Miller played for four teams: the Quebec Nordiques, who eventually relocated and became the Colorado Avalanche, the Los Angeles Kings, and the...

|Submission (arm triangle choke)
|Cage Combat Fighting Championships - Rumble in the Park
|
|align=center|1
|align=center|4:30
|Fresno, California

Fresno, California

Fresno is a city in central California, United States, the county seat of Fresno County. As of the 2010 census, the city's population was 510,365, making it the fifth largest city in California, the largest inland city in California, and the 34th largest in the nation...

, USA
|
|-
|Win
|align=center|8-2
|  Tito Jones
|Decision (unanimous)
|PFC 9: The Return
|
|align=center|3
|align=center|3:00
|Lemoore, California

Lemoore, California

Lemoore is a city in Kings County, California, United States. Lemoore is located west-southwest of Hanford, at an elevation of 230 feet . It is part of the Hanford–Corcoran Metropolitan Statistical Area...

, USA
|
|-
|Win
|align=center|7-2
|  Sergio Quinones
|Submission (rear naked choke)
|PFC 8: A Night of Champions
|
|align=center|1
|align=center|0:46
|Lemoore, California

Lemoore, California

Lemoore is a city in Kings County, California, United States. Lemoore is located west-southwest of Hanford, at an elevation of 230 feet . It is part of the Hanford–Corcoran Metropolitan Statistical Area...

, USA
|
|-
|Loss
|align=center|6-2
|  Olaf Alfonso

Olaf Alfonso

Olaf Alfonso is a Mexican mixed martial artist. He is a former Palace Fighting Championship Welterweight Champion, a World Extreme Cagefighting veteran and has competed for PRIDE Fighting Championship....

|KO (punch)
|Palace Fighting Championship

Palace Fighting Championship

Palace Fighting Championship was a mixed martial arts organization based in the United States that was created in 2007 by Christian Printup...

: Olson vs. Alfonso
|
|align=center|2
|align=center|1:50
|Lemoore, California

Lemoore, California

Lemoore is a city in Kings County, California, United States. Lemoore is located west-southwest of Hanford, at an elevation of 230 feet . It is part of the Hanford–Corcoran Metropolitan Statistical Area...

, USA
|
|-
|Win
|align=center|6-1
|  Scott Brommage
|TKO (punches)
|PFC 6: No Retreat, No Surrender
|
|align=center|1
|align=center|1:48
|Lemoore, California

Lemoore, California

Lemoore is a city in Kings County, California, United States. Lemoore is located west-southwest of Hanford, at an elevation of 230 feet . It is part of the Hanford–Corcoran Metropolitan Statistical Area...

, USA
|
|-
|Win
|align=center|5-1
|  Brandon Jinnies
|Decision (unanimous)
|PFC 3: Step Up
|
|align=center|3
|align=center|3:00
|Lemoore, California

Lemoore, California

Lemoore is a city in Kings County, California, United States. Lemoore is located west-southwest of Hanford, at an elevation of 230 feet . It is part of the Hanford–Corcoran Metropolitan Statistical Area...

, USA
|
|-
|Loss
|align=center|4-1
|  Isaiah Hill
|Decision (split)
|Warrior Cup 2
|
|align=center|3
|align=center|5:00
|Stockton, California

Stockton, California

Stockton, California, the seat of San Joaquin County, is the fourth-largest city in the Central Valley of the U.S. state of California. With a population of 291,707 at the 2010 census, Stockton ranks as this state's 13th largest city...

, USA
|
|-
|Win
|align=center|4–0
|  Bobby Sanchez
|Submission (guillotine choke)
|Strikeforce: Tank vs. Buentello

Strikeforce: Tank vs. Buentello

Strikeforce: Tank vs. Buentello was a mixed martial arts event held on October 7 2006. The event was held by Strikeforce and took place at the Save Mart Center in Fresno, California. This event featured the debut of future UFC Heavyweight Champion Cain Velasquez.- Results :*Heavyweight bout: Tank...

|
|align=center|1
|align=center|1:58
|Fresno, California

Fresno, California

Fresno is a city in central California, United States, the county seat of Fresno County. As of the 2010 census, the city's population was 510,365, making it the fifth largest city in California, the largest inland city in California, and the 34th largest in the nation...

, USA
|
|-
|Win
|align=center|3–0
|  Chris Solomon
|Decision (unanimous)
|WEC 23

WEC 23

WEC 23: Hot August Fights was a mixed martial arts event held on August 17, 2006. WEC 23s main event was a championship fight for the WEC Light Heavyweight Title between champion Lodune Sincaid and challenger Doug Marshall....

|
|align=center|3
|align=center|5:00
|Lemoore, California

Lemoore, California

Lemoore is a city in Kings County, California, United States. Lemoore is located west-southwest of Hanford, at an elevation of 230 feet . It is part of the Hanford–Corcoran Metropolitan Statistical Area...

, USA
|
|-
|Win
|align=center|2–0
|  Joe Martin

Joe Martin

Joe Martin may refer to:*Joe Martin , character on All My Children*Joe Martin , American football linebacker for Baltimore Ravens*Joe Martin , American cartoonist...

|Decision (unanimous)
|WEC 18

WEC 18

WEC 18: Unfinished Business was a mixed martial arts event promoted by World Extreme Cagefighting on January 13, 2006 at the Tachi Palace Hotel & Casino in Lemoore, California.-Results:*Josh Green vs Rafael del Real...

|
|align=center|3
|align=center|5:00
|Lemoore, California

Lemoore, California

Lemoore is a city in Kings County, California, United States. Lemoore is located west-southwest of Hanford, at an elevation of 230 feet . It is part of the Hanford–Corcoran Metropolitan Statistical Area...

, USA
|
|-
|Win
|align=center|1–0
|  Rolland Parli
|TKO (punches)
|WEC 16

WEC 16

WEC 16: Clash of the Titans 2 was a mixed martial arts event promoted by World Extreme Cagefighting on August 18th, 2005 at the Tachi Palace Hotel & Casino in Lemoore, California...

|
|align=center|1
|align=center|4:58
|Lemoore, California

Lemoore, California

Lemoore is a city in Kings County, California, United States. Lemoore is located west-southwest of Hanford, at an elevation of 230 feet . It is part of the Hanford–Corcoran Metropolitan Statistical Area...

, USA
|
|-