Marc Sieber

Meerbusch • ATP CH 35 R1 Tatlot J 76⁵ 46 64 14 August Prague • ATP CH 50 R1 Nedovyesov A 60 64 24 July Caltanissetta • ATP CH 125 R1 Arevalo M 16 61 75 12 June Ortisei • ATP CH 70 QF Herbert P 4 76³ 36 63 13 October R2 Brown D 6 26 76³ 76⁵ 12 October R1 Sijsling I PR 61 64 10 October Izmir • ATP CH 70 R1 Miedler L Q 36 64 62 19 September Istanbul • ATP CH 70 R1 Jaziri M 1 62 76⁶ 12 September Meerbusch • ATP CH 35 R2 Maamoun K 62 63 17 August R1 Brown D 3 62 62 15 August