Tanja Reichert (born September 19, 1980 in Vancouver, British Columbia) is a Canadian actress. She got into acting when she was 15 years of age, but she first appeared on the TV only seven days after she turned 17 years old, when she had the role of "Shelley-Girl #2" in Breaker High for two episodes ("That Lip-Synching Feeling" and "Rooming Violations"); and she has appeared in many more films/programmes since then.

But she is probably most famous for her role in Relic Hunter, when she was Sydney Fox's assistant, Karen Petrusky, for the third and final season.

Reichert has starred in movies like Legally Blonde 2: Red, White and Blonde, as Reese Witherspoon's Delta-Nu sister; in Broken Lizard's Club Dread as Chef Kelly; Head Over Heels (from Universal) as the undercover FBI partner of Freddie Prinze, Jr.; and Scary Movie (from Miramax/Disney), with the Wayans brothers.

Reichert's other notable television series credits include guest starring roles on Poltergeist: