Australia: Australian Open - Doubles - Main
1/16-finals Sinner M./Winnink J. Eltingh J./Haarhuis P. 0:2 (3:6, 3:6) details 20.01.1996
1/32-finals Kempers T./Noteboom S. Sinner M./Winnink J. 1:2 (1:6, 7:61 , 9:11) details 18.01.1996
Germany: Essen - Doubles - Main
1/8-finals Sinner M./Winnink J. Eltingh J./Haarhuis P. 0:2 (5:7, 3:6) details 25.10.1995
1/16-finals Jensen L./Wheaton D. Sinner M./Winnink J. 0:2 (2:6, 0:6) details 23.10.1995
United Kingdom: Wimbledon - Doubles - Main
1/32-finals Sinner M./Winnink J. Bauer M./Ireland J. 0:3 (5:7, 6:7, 4:6) details 26.06.1995
France: French Open - Doubles - Main
1/32-finals Sinner M./Winnink J. Jones K./Pate D. 1:2 (5:7, 7:5, 4:6) details 29.05.1995
South Africa: Johannesburg - Doubles - Main
Final Sinner M./Winnink J. Gilbert R./Raoux G. 1:2 (4:6, 6:3, 3:6) details 09.04.1995
Semi-finals Sinner M./Winnink J. Broad N./Van Rensburg C. 2:0 (6:2, 7:5) details 08.04.1995
Quarter-finals Haggard C./Steenkamp G. Sinner M./Winnink J. 0:2 (3:6, 3:6) details 06.04.1995
1/8-finals Deppe R./Ferreira C. Sinner M./Winnink J. 0:2 (4:6, 2:6) details 03.04.1995
United Kingdom: Wimbledon - Doubles - Qualification
Semi-finals Hadad M./Hernandez I. Sinner M./Winnink J. 2:1 (4:6, 7:5, 6:4) details 16.06.1994
Quarter-finals Sinner M./Winnink J. Broad N./Lucena M. 2:0 (7:6, 7:6) details 15.06.1994