Marita Covarrubias

Marita Covarrubias is a fictional character on the American science fiction television series The X-Files. She was initially introduced as an informant, leaking diplomatic information to FBI Special Agent Fox Mulder to aid his investigation of paranormal cases, dubbed X-Files. However, she was revealed to be an agent of the secretive Syndicate, although ultimately betraying that organization on several occasions. Introduced in the fourth season opener "Herrenvolk", the character remained a recurring presence until the series' finale, "The Truth".

The character of Marita Covarrubias was portrayed by Laurie Holden in all her appearances. She was introduced as a replacement for Steven Williams' character X, after the latter was killed by a Syndicate assassin. The character has received mixed criticism, being compared unfavorably to similar characters from the series.