KJ
Ki Su Jung
KOR · Left-handed · 32 yrs
model rank
—
in the world
ATP rank
#1721
current
record
1-11
ATP-level
── the model's read
How good is he, really?
Ki Su is the model's unrated. The model and the ATP broadly agree (ATP #1721).
── 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 |
|---|---|---|---|
| 2018 | 0-2 | 0% | |
| 2017 | 0-6 | 0% | |
| 2016 | 0-1 | 0% | |
| 2013 | 1-1 | 50% | |
| 2011 | 0-1 | 0% |
── filter the record · shareable link
Splits
All 12 matches — pick filters to split the record, serve/return and log below.
── career · point data
Serve & return profile
Serve
aces1.1%
double faults7.9%
1st serve in57%
1st serve won54%
2nd serve won39%
serve pts won48%
hold %45%
Return
return pts won34%
break %20%
BP conversion46%
Under pressure
BP saved (serve)16%
BP saved3/19
BP conversion46%
Career aggregate over 3 matches with point data · hold/break derived from break-point outcomes.
── 12 matches
Match log
| date ▾ | tournament | surf | rd | opponent | res | score |
|---|---|---|---|---|---|---|
| 2018-08-13 | Korea F4 | Hard | R32 | Geun Jun Kim | L | 6-2 6-1 |
| 2018-06-11 | Korea F2 | Hard | R32 | Ju Hae Moon #1213 | L | 6-2 6-4 |
| 2017-06-26 | Korea F5 | Clay | R32 | Daniel Yoo #901 | L | 6-0 6-1 |
| 2017-06-19 | Korea F4 | Hard | R32 | Min Kyu Song #640 | L | 6-3 6-0 |
| 2017-06-12 | Korea F3 | Hard | R32 | Jung Woong Na #1074 | L | 6-4 6-1 |
| 2017-05-15 | Busan CH | Hard | Q1 | Joe Salisbury #1062 | L | 6-4 4-6 6-3 |
| 2017-05-08 | Seoul CH | Hard | Q1 | Austin Krajicek #311 | L | 6-1 6-2 |
| 2017-05-01 | Gimcheon CH | Hard | Q2 | Takuto Niki #304 | L | 6-1 6-2 |
| 2016-06-13 | Korea F1 | Hard | R32 | Oh Hee Kwon #1599 | L | 6-3 4-6 6-3 |
| 2013-04-29 | Korea F1 | Hard | R32 | Hyun Woo Nam #537 | W | 6-4 1-0 RET |
| 2013-04-29 | Korea F1 | Hard | R16 | Sang Woo Noh #1155 | L | 6-2 6-2 |
| 2011-05-23 | Korea F2 | Hard | R32 | Jae Sung An #665 | L | 6-2 6-1 |