26‑Oct‑1987 | Hong Kong | Hard | R32 | 116 | 19 | (2)Slobodan Zivojinovic [YUG] d. Keretic | 6-4 7-6 | | | | | | | | | |
20‑Oct‑1987 | Tokyo Indoor | Carpet | R16 | 116 | 4 | (3)Boris Becker [GER] d. Keretic | 6-2 6-3 | | | | | | | | | |
20‑Oct‑1987 | Tokyo Indoor | Carpet | R32 | 116 | 108 | Keretic d. Wolfgang Popp [GER] | 6-1 6-1 | | | | | | | | | |
28‑Sep‑1987 | Palermo | Clay | SF | 136 | 54 | (7)Karel Novacek [CZE] d. Keretic | 6-2 6-3 | | | | | | | | | |
28‑Sep‑1987 | Palermo | Clay | QF | 136 | 93 | Keretic d. Jimmy Brown [USA] | 6-0 6-3 | | | | | | | | | |
28‑Sep‑1987 | Palermo | Clay | R16 | 136 | 365 | Keretic d. (WC)Diego Nargiso [ITA] | 6-2 6-4 | | | | | | | | | |
28‑Sep‑1987 | Palermo | Clay | R32 | 136 | 32 | Keretic d. (3)Tomas Smid [CZE] | 7-6 7-6 | | | | | | | | | |
21‑Sep‑1987 | Barcelona | Clay | R64 | 102 | 69 | Horacio De La Pena [ARG] d. Keretic | 7-5 6-3 | | | | | | | | | |
27‑Jul‑1987 | Bastad | Clay | R32 | 99 | 18 | (6)Anders Jarryd [SWE] d. Keretic | 6-4 6-2 | | | | | | | | | |
13‑Jul‑1987 | Stuttgart Outdoor | Clay | R16 | 98 | 12 | (2)Henri Leconte [FRA] d. Keretic | 2-6 6-3 6-4 | | | | | | | | | |
13‑Jul‑1987 | Stuttgart Outdoor | Clay | R32 | 98 | 52 | Keretic d. (15)Andreas Maurer [GER] | 7-6 6-3 | | | | | | | | | |
13‑Jul‑1987 | Stuttgart Outdoor | Clay | R64 | 98 | 53 | Keretic d. Kelly Evernden [NZL] | 6-2 6-3 | | | | | | | | | |
6‑Jul‑1987 | Gstaad | Clay | R16 | 91 | 38 | Guy Forget [FRA] d. Keretic | 6-3 6-2 | | | | | | | | | |
6‑Jul‑1987 | Gstaad | Clay | R32 | 91 | 51 | Keretic d. Andreas Maurer [GER] | 6-2 6-0 | | | | | | | | | |
22‑Jun‑1987 | Wimbledon | Grass | R128 | 89 | 377 | (WC)Vijay Amritraj [IND] d. Keretic | 6-2 6-3 7-5 | | | | | | | | | |
25‑May‑1987 | Roland Garros | Clay | R32 | 68 | 124 | Ricki Osterthun [GER] d. Keretic | 6-4 5-7 6-2 6-4 | | | | | | | | | |
25‑May‑1987 | Roland Garros | Clay | R64 | 68 | 115 | Keretic d. Mike De Palmer [USA] | 3-6 6-2 6-2 6-4 | | | | | | | | | |
25‑May‑1987 | Roland Garros | Clay | R128 | 68 | 58 | Keretic d. Andreas Maurer [GER] | 6-4 6-2 7-5 | | | | | | | | | |
18‑May‑1987 | Dusseldorf | Clay | RR | 68 | 82 | Keretic d. Paul Mcnamee [AUS] | 6-0 6-0 | | | | | | | | | |
18‑May‑1987 | Dusseldorf | Clay | RR | 68 | 18 | Keretic d. Joakim Nystrom [SWE] | 6-4 6-2 | | | | | | | | | |
18‑May‑1987 | Dusseldorf | Clay | RR | 68 | 46 | Milan Srejber [CZE] d. Keretic | 7-6 6-4 | | | | | | | | | |
11‑May‑1987 | Rome | Clay | R32 | 69 | 1 | (1)Ivan Lendl [USA] d. Keretic | 6-0 6-3 | | | | | | | | | |
11‑May‑1987 | Rome | Clay | R64 | 69 | 44 | Keretic d. Guy Forget [FRA] | 6-2 7-6 | | | | | | | | | |
4‑May‑1987 | Forest Hills | Clay | R32 | 74 | 6 | (2)Yannick Noah [FRA] d. Keretic | 6-1 6-2 | | | | | | | | | |
4‑May‑1987 | Forest Hills | Clay | R64 | 74 | 260 | Keretic d. (WC)Larry Scott [USA] | 3-6 6-3 7-6 | | | | | | | | | |
27‑Apr‑1987 | Hamburg | Clay | R32 | 76 | 15 | (5)Emilio Sanchez [ESP] d. Keretic | 6-3 7-5 | | | | | | | | | |
27‑Apr‑1987 | Hamburg | Clay | R64 | 76 | 98 | Keretic d. (Q)Claudio Pistolesi [ITA] | 3-6 6-3 6-2 | | | | | | | | | |
13‑Apr‑1987 | Tokyo Outdoor | Hard | R64 | 67 | 95 | Michiel Schapers [NED] d. Keretic | 4-6 6-4 6-2 | | | | | | | | | |
23‑Feb‑1987 | Key Biscayne | Hard | R128 | 70 | 170 | (LL)Jimmy Brown [USA] d. Keretic | 2-6 6-3 0-6 6-4 7-6 | | | | | | | | | |
26‑Jan‑1987 | Sydney Outdoor | Grass | R16 | 69 | 151 | Kelly Evernden [NZL] d. (4)Keretic | 6-3 6-3 | | | | | | | | | |
26‑Jan‑1987 | Sydney Outdoor | Grass | R32 | 69 | 433 | (4)Keretic d. (Q)David Dowlen [USA] | 7-6 7-6 | | | | | | | | | |