JS
Ji Hoon Son
KOR · Right-handed · 31 yrs · 180 cm
model rank
—
in the world
ATP rank
#1866
current
record
62-73
ATP-level
── the model's read
How good is he, really?
Ji Hoon is the model's unrated. The model and the ATP broadly agree (ATP #1866).
── surface Elo
By surface
Hard—
Clay—
Grass—
── vs the rated field
Scouting
overall Eloinsufficient data
serve ratinginsufficient data
return ratinginsufficient data
percentile across players with a current rating
── model Elo over time
Elo trajectory
Elo — not enough data
── ATP ranking over time · lower is better
Ranking trajectory
── nearest on the rating profile
Similar players
Not enough rating data to find similar players.
── year by year
Seasons
| year | W-L | win% | titles |
|---|---|---|---|
| 2025 | 0-1 | 0% | |
| 2024 | 1-2 | 33% | |
| 2023 | 4-8 | 33% | |
| 2022 | 9-15 | 38% | |
| 2021 | 2-3 | 40% | |
| 2019 | 0-2 | 0% | |
| 2018 | 21-12 | 64% | |
| 2017 | 3-8 | 27% | |
| 2016 | 5-5 | 50% | |
| 2015 | 6-5 | 55% | |
| 2014 | 9-9 | 50% | |
| 2013 | 2-3 | 40% |
── filter the record · shareable link
Splits
All 135 matches — pick filters to split the record, serve/return and log below.
── career · point data
Serve & return profile
Serve
aces4.0%
double faults6.5%
1st serve in57%
1st serve won66%
2nd serve won47%
serve pts won58%
hold %69%
Return
return pts won39%
break %26%
BP conversion43%
Under pressure
BP saved (serve)58%
BP saved88/152
BP conversion43%
Career aggregate over 20 matches with point data · hold/break derived from break-point outcomes.
── 135 matches