Robin Ammerlaan (NED), Esther Vergeer (NED) and David Wagner (USA) won the Main Draw Singles titles on Sunday at the DaimlerChysler Open, part of the NEC Wheelchair Tennis Tour, in Utrecht
Top seed Ammerlaan won the Men's Main Draw Singles for the second time in three years, the 2004 winner edging past compatriot and second seed Ronald Vink (NED) 63 64 to claim the spoils at the ITF 2 Series event.
World No 1 Vergeer won her the Women's Singles for the third successive time. In a rematch of last year's final the 25-year-old top seed defeated compatriot and third seed Korie Homan 60 60. In the last three finals in Utrecht Vergeer has dropped just three games in total, all in her 62 61 win over Homan last year.
Wagner won the Quad Singles for the second successive year in Utrecht, this time edging past fellow American and second seed Nick Taylor in the first set of Sunday's final before going on to record a comfortable 75 60 victory.
The closest Main Draw final of the day came in the Men's Main Draw Doubles, as top seeds Vink and Gert Vos (BEL) defeated Ammerlaan and Eric Stuurman (NED) 64 57 64.
Meanwhile, top seeds Jiske Griffioen (NED) and Vergeer stretched their unbeaten run as a partnership, beating second seeds Florence Gravellier (FRA) and Maaike Smit (NED) 62 62 in the final of the Women's Doubles.
Top seeds Taylor and Wagner defeated second seeds David Jordan (USA) and Antonio Raffaele (ITA) 60 63 to win the Quad Doubles final.
DaimlerChrysler Open Website.