Challenger Series TT 01/09 14:10 - Sven Happek v Dennis Klein L 0-3
Challenger Series TT 01/09 12:10 - Sven Happek v Dauud Cheaib L 0-3
Challenger Series TT 01/09 09:30 - Daniel Rinderer v Sven Happek L 3-2
Challenger Series TT 12/20 11:30 - Pavol Mego v Sven Happek L 3-0
Challenger Series TT 12/20 07:30 - Samuel Amann v Sven Happek W 1-3
Challenger Series TT 12/19 19:30 - Sven Happek v Josip Huzjak W 3-2
Challenger Series TT 12/19 16:10 - Sven Happek v Liang Qiu W 3-0
Challenger Series TT 12/19 14:10 - Marko Panic v Sven Happek L 3-0
Challenger Series TT 12/19 11:30 - Dauud Cheaib v Sven Happek L 3-1
Challenger Series TT 12/19 08:50 - Rafael De La Heras v Sven Happek L 3-0
Challenger Series TT 12/16 10:10 - Sven Happek v Josip Huzjak - Cancelled
Challenger Series TT 12/15 20:50 - Sven Happek v Dauud Cheaib L 0-3
Challenger Series TT 12/15 18:10 - Sven Happek v Marius Henninger L 0-3
Challenger Series TT 12/15 15:30 - Nikola Grujic v Sven Happek L 3-0
Challenger Series TT 12/15 12:50 - Kirill Fadeev v Sven Happek L 3-2
Challenger Series TT 12/15 10:50 - Sven Happek v Pavol Mego L 1-3
Challenger Series TT 12/15 08:50 - Sven Happek v Peter Hribar L 1-3
Challenger Series TT 12/13 13:50 - Sven Happek v Jeromy Loffler L 0-3
Challenger Series TT 12/13 12:25 - Anton Limonov v Sven Happek L 3-1
Challenger Series TT 12/13 10:10 - Nikola Grujic v Sven Happek W 0-3
Challenger Series TT 12/13 08:10 - Sven Happek v Karl Zimmermann L 1-3
Challenger Series TT 12/12 20:10 - Jeromy Loffler v Sven Happek L 3-2
Challenger Series TT 12/12 17:30 - Makoto Nogami v Sven Happek W 0-3
Challenger Series TT 12/12 14:50 - Sven Happek v Kenan Hrnic W 3-2
Challenger Series TT 12/12 11:30 - Sven Happek v Marius Henninger L 1-3
Challenger Series TT 12/12 09:30 - Sven Happek v Anton Limonov L 1-3
Challenger Series TT 12/06 10:10 - Sven Happek v John Oyebode L 2-3
Challenger Series TT 12/05 20:50 - Sven Happek v Salim Karam W 3-1
Challenger Series TT 12/05 18:10 - Sven Happek v Amirreza Abbasi L 1-3
Challenger Series TT 12/05 15:30 - Damian Zech v Sven Happek L 3-2