Tarah Gieger (born September 18, 1985) is a Puerto Rican female professional motocross racer.
Gieger's parents moved to Puerto Rico from Florida, where they established a surf shop. Gieger was born in Aguadilla, Puerto Rico. She began practicing surfing, but switched to motorcycles when she was 10 years old. She began riding them in the mountains of San Sebastián where crowds gather to practice.
In 2003, Gieger began racing professionally. Gieger won Loretta Lynn AMA Amateur National Motocross Championship titles in 2004, 2006, and 2007. Also in 2007, she became the first female racer ever to compete in the Motocross des Nations. In 2008, Gieger won the first women's supercross event at the X Games XIV.
The following year, a broken wrist prevented Gieger from being among the medalists of the X Games. In March 2010, she joined the Troy Lee Design/Lucas Oil/Honda motocross racing team. After that, she won the silver medal at the women's supercross event at the X Games for two years in a row (2010 and 2011).
In 2013, Gieger finished fourth in the Ford Women's Enduro X Final at the X Games Barcelona. That same year, she was photographed nude for "Bodies We Want" photo shoot.
Gieger, is the most decorated female athlete in X Games history.
Gieger married fellow Nitro Circus member Dusty Wygle on March 10, 2017. They have a son.