| Headercolor: | lightblue |
| Marlene Sánchez | |
| Fullname: | Karla Marlene Sánchez Rodríguez |
| Birth Date: | 27 October 1991 |
| Birth Place: | Guadalajara, Jalisco, Mexico |
| Weight: | 510NaN0 |
| Sport: | Modern pentathlon |
| Show-Medals: | yes |
Karla Marlene Sánchez Rodríguez (born October 27, 1991, in Guadalajara, Jalisco) is a Mexican modern pentathlete.[1] She is currently ranked no. 82 in the world by the Union Internationale de Pentathlon Moderne (UIPM).
Sanchez qualified for the 2008 Summer Olympics in Beijing, where she competed as a lone female athlete in women's modern pentathlon. In the early rounds of the competition, Sanchez displayed her strong performance by attaining a fourth-place finish in the air pistol shooting event (AP40), with a score of 186 points.[2] She placed eighteenth in one-touch épée fencing, with a total of seventeen victories and eighteen losses, but dropped to a lower position in freestyle swimming and show jumping segments. Following her poor performance in the final rounds, Sanchez finished the event with cross-country running in twenty-eighth place, for a total score of 5,156 points.[3] [4]