| Larry Christiansen | |
|---|---|
 Christiansen at the 2002 U.S. Chess Championships in Seattle, Washington | |
| Full name | Larry Mark Christiansen |
| Country | United States |
| Born | June 27, 1956 Riverside, California, U.S. |
| Title | Grandmaster (1977) |
| FIDE rating | 2571 (November 2024) |
| Peak rating | 2625 (July 1992) |
| Peak ranking | No. 21 (July 1992) |
Larry Mark Christiansen (born June 27, 1956) is an American chess player of Danish ancestry. He was awarded the title Grandmaster by FIDE in 1977. Christiansen was the U.S. champion in 1980, 1983, and 2002. He competed in the FIDE World Championship in 1998 and 2002, and in the FIDE World Cup in 2013.