Katherine Zackary (born July 26, 1989) is an American rugby sevens player.

She won a silver medal at the 2015 Pan American Games as a member of the United States women's national rugby sevens team.

[2][3] Zackary attended Salina South High School and Benedictine College where she initially played soccer.

In 2014 she quit her job working in a gym to train full-time with the women's Eagles sevens team.

[9][10][11] Zackary was named in the Eagles traveling squad for their test against Spain, and for the 2023 Pacific Four Series.