H2H data updated: 2026-09-10 00:00 UTC

George Kalovelonis vs Bong Soo Kim H2H: 0-1

Bong Soo Kim holds a 1–0 lead over George Kalovelonis in their ATP head-to-head. Across 1 main-draw meeting, Bong Soo Kim leads 1–0 on hard courts. Most recently, Bong Soo Kim won the 1988 Seoul Olympics first round 7-5 3-6 6-2 6-7(3) 6-3.

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George Kalovelonis
GRE Age 67 Right-Handed 190 cm / 6'3"
H2H
0 – 1
1 main-draw meetings
Bong Soo Kim
KOR Age 63 180 cm / 5'11"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Bong Soo Kim 7-5 3-6 6-2 6-7(3) 6-3 George Kalovelonis #437 Match data Sep 23, 1988* R64 Seoul Olympics Olympics Hard

Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 including documented historical predecessor categories Finals 500 including documented historical predecessor categories 250 including documented historical predecessor categories Titles
George Kalovelonis #1,301 #208 1 1,541 3 11 21.4% 0 0 0 0 0 0
Bong Soo Kim — — — 1,571 6 11 35.3% 0 0 0 0 0 0

Career Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.

Age George Kalovelonis Bong Soo Kim
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
23 1983 1–1 50.0% #576 1,522 0 0 — — — — — — —
24 1984 0–1 0.0% #283 1,519 0 0 1987 1–1 50.0% — 1,504 0 0
25 — — — — — — — 1988 2–2 50.0% — 1,536 0 0
26 1986 1–1 50.0% #285 1,528 0 0 1989 2–0 100.0% — 1,571 0 0
27 1987 0–1 0.0% #542 1,519 0 0 1990 0–2 0.0% — 1,545 0 0
28 1988 1–2 33.3% #473 1,504 0 0 1991 0–1 0.0% — 1,534 0 0
29 1989 0–1 0.0% #1103 1,496 0 0 1992 0–1 0.0% — 1,523 0 0
30 1990 0–1 0.0% #1007 1,481 0 0 1993 0–2 0.0% — 1,502 0 0
31 1991 0–1 0.0% #1131 1,464 0 0 1994 1–2 33.3% — 1,510 0 0
33 1993 0–1 0.0% #1178 1,459 0 0 — — — — — — —
34 1994 0–1 0.0% #1219 1,451 0 0 — — — — — — —

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.

Age George Kalovelonis Bong Soo Kim
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
23 1983 1523 113.3 — — — — — — — 60.0% +0.80 0–1 — — -0.22 — — — — — — — — — — — — — — — —
24 1984 1520 106.2 — — — — — — — 0.0% -3.00 — — — -0.22 1987 1505 103.8 — — — — — — — 50.0% +0.50 — 0–1 — +0.29
25 — — — — — — — — — — — — — — — — 1988 1536 107.9 — — — — +25 — — 40.0% -0.40 0–1 0–2 — -0.04
26 1986 1529 107.7 — — — — — — — 60.0% +1.60 0–1 0–2 — +0.09 1989 1571 104.6 — — — — — — — 80.0% +1.80 1–0 1–1 — +0.24
27 1987 1519 99.9 — — — — — — — 0.0% -4.00 — — — -0.03 1990 1545 101.1 — — — — — — — 20.0% -1.20 0–1 0–1 — +0.02
28 1988 1504 101.1 — — — — — — — 44.4% -0.78 — 2–0 — +0.50 1991 1535 101.6 — — — — — — — 0.0% -3.00 — — — -0.09
29 1989 1497 104.6 — — — — — — — 0.0% -3.50 — — — -0.09 1992 1524 99.4 — — — — — — — 0.0% -3.50 — — — -0.03
30 1990 1482 95.6 — — — — — — — 0.0% -4.00 — — — +0.17 1993 1502 100.3 — — — — — — — 0.0% -2.50 — — — -0.04
31 1991 1464 98.7 +1.65 -6.96 0.875 48.1% — — — 33.3% -0.67 0–1 — — +0.25 1994 1510 106.1 — — — — +1 — — 37.5% -1.50 1–1 1–0 — -0.16
33 1993 1459 103.2 -1.13 -3.34 0.467 37.0% — — — 0.0% -4.00 — — — -0.13 — — — — — — — — — — — — — — — —
34 1994 1451 94.8 +0.26 -2.86 0.547 36.3% — — — 0.0% -5.00 — — — -0.03 — — — — — — — — — — — — — — — —
Career — 1542 108.8 +0.26 -4.39 0.616 40.5% — — — 32.4% -1.30 0–3 (0%) 2–2 (50%) 97.1 +2.07 — 1571 108.6 — — — — +15 — — 35.6% -0.80 2–3 (40%) 2–5 (29%) 97.7 +1.12

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.