Bree Williamson is a Canadian actress who is best known for her role as Jessica Buchanan on the ABC soap opera One Life to Live from 2003 to 2012. She has also appeared in several other television shows, including Haven, Castle, and Private Eyes.

Williamson was born in Toronto, Ontario, Canada in 1979. She graduated from Bayview Glen School and the University of Toronto. She began her acting career in the early 2000s, appearing in several television movies and guest-starring roles on television shows.