The women's foil B wheelchair fencing competition at the 2008 Summer Paralympics was held on 14 September at the Olympic Green Convention Center.

[1] The competition began with a preliminary stage where fencers were divided into two pools and played a round robin tournament.

Next was a knock-out stage, where fencers competed in three three-minute bouts with a one-minute break between each.

In the event of a tie, another one-minute bout was held, with the winner being the first to score a hit.

The event was won by Chan Yui Chong, representing  Hong Kong.