Francesca Buller (born 20 January, 1964 in Great Britain) is an English actress best known for her portrayal of various characters in the TV series Farscape, most notably that of Minister Ahkna. She also has performed in theatre roles, including in Hamlet and Merchant of Venice.

Buller is married to fellow actor Ben Browder, who played John Crichton on Farscape, whom she met while she was studying at the Central School of Speech and Drama in London. Buller was nominated for Best Special Guest Television in Bad Timing for the SyFy Genre Awards.

Has made multiple guest appearances on her husband Ben Browder's television series "Farscape" (1999) as different characters.