Esther Vergeer (NED) beat Florence Gravellier (FRA) in straight sets on Saturday to win her sixth Women's Singles title at the US Open, part of the NEC Wheelchair Tennis Tour, in San Diego
World No 1 and top seeds Vergeer eased to a 62 61 win over Gravellier to extend her haul of Super Series titles.
Meanwhile, defending champions and top seeds Nick Taylor and David Wagner (USA) had a tough time keeping hold of their title in the Quad Doubles final on Saturday, but the Americans finally managed to edge past Britons Peter Norfolk and Jamie Burdekin 64 46 63.
Norfolk and Taylor will now both aim to win their fourth US Open title apiece when they go head-to-head in Sunday's Quad Singles final.
Second seeds Robin Ammerlaan (NED) and Michael Jeremiasz (FRA) beat third seeds Stephane Houdet (FRA) and Shingo Kunieda (JPN) 61 63 to win the Men's Main Draw Doubles final on Saturday ahead of Ammerlaan and Kunieda's meeting in Sunday's Men's Main Draw Singles final.
Top seeds Griffioen and Vergeer wil play third seeds Homan and Smit in Sunday's Women's Singles final after Homan and Smit defeated second seeds Gravellier and Sharon Walraven 76(7) 46 61 in Saturday's semi-finals.
US Open Drawsheets.