| Singles | |
|---|---|
| 2024 Seoul Open Challenger | |
| Champion |  Nikoloz Basilashvili |
| Runner-up |  Taro Daniel |
| Score | 7–5, 6–4 |
Bu Yunchaokete was the defending champion [1] but chose not to defend his title.
Nikoloz Basilashvili won the title after defeating Taro Daniel 7–5, 6–4 in the final. [2] [3]
Taro Daniel (final)
Mackenzie McDonald (second round) Nicolas Moreno de Alboran (quarterfinals)
Tseng Chun-hsin (first round)
Hong Seong-chan (withdrew)
Coleman Wong (second round)
Térence Atmane (first round) Sho Shimabukuro (second round)| Semifinals | Final | ||||||||||||
| 1 | Taro Daniel | 6 | 6 | ||||||||||
 Jurij Rodionov | 3 | 2 | |||||||||||
| 1 | Taro Daniel | 5 | 4 | ||||||||||
| Nikoloz Basilashvili | 7 | 6 | |||||||||||
| Antoine Escoffier | |||||||||||||
| Nikoloz Basilashvili | w/o | ||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | T Daniel | 77 | 4 | 7 | |||||||||||||||||||||||
| B Paire | 64 | 6 | 5 | 1 | T Daniel | 6 | 6 | ||||||||||||||||||||
 D Svrčina | 6 | 6 | D Svrčina | 1 | 4 | ||||||||||||||||||||||
| WC | Shin San-hui | 3 | 0 | 1 | T Daniel | 6 | 6 | ||||||||||||||||||||
| Q |  K Samrej | 6 | 6 | Q | K Samrej | 4 | 4 | ||||||||||||||||||||
| Q |  J Ocleppo | 1 | 4 | Q | K Samrej | 61 | 7 | 6 | |||||||||||||||||||
 Y Bai | 3 | 6 | 3 | 6 | C Wong | 77 | 5 | 4 | |||||||||||||||||||
| 6 | C Wong | 6 | 3 | 6 | 1 | T Daniel | 6 | 6 | |||||||||||||||||||
| 3 | N Moreno de Alboran | 77 | 65 | 6 | J Rodionov | 3 | 2 | ||||||||||||||||||||
 E Ymer | 64 | 77 | 4 | 3 | N Moreno de Alboran | 79 | 6 | ||||||||||||||||||||
 A Blockx | 6 | 7 | A Blockx | 67 | 1 | ||||||||||||||||||||||
| Y-h Hsu | 2 | 5 | 3 | N Moreno de Alboran | 77 | 3 | 4 | ||||||||||||||||||||
| Q | K Uchida | 4 | 69 | J Rodionov | 63 | 6 | 6 | ||||||||||||||||||||
| J Rodionov | 6 | 711 | J Rodionov | 77 | 77 | ||||||||||||||||||||||
| M Janvier | 2 | 4 | 8 | S Shimabukuro | 63 | 62 | |||||||||||||||||||||
| 8 | S Shimabukuro | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| Q | Y Zhou | 4 | 6 | 1 | |||||||||||||||||||||||
| A Escoffier | 6 | 3 | 6 | A Escoffier | 6 | 77 | |||||||||||||||||||||
 R Ramanathan | 4 | 4 | Q | K Uesugi | 4 | 61 | |||||||||||||||||||||
| Q | K Uesugi | 6 | 6 | A Escoffier | 6 | 6 | |||||||||||||||||||||
| WC | Y-s Chung | 5 | 3 |  L Tu | 0 | 4 | |||||||||||||||||||||
| WC | H Chung | 7 | 6 | WC | H Chung | 6 | 3 | 1 | |||||||||||||||||||
| L Tu | 6 | 6 | L Tu | 4 | 6 | 6 | |||||||||||||||||||||
| 4 | C-h Tseng | 2 | 1 | A Escoffier | |||||||||||||||||||||||
| 7 | T Atmane | 3 | 6 | 4 | N Basilashvili | w/o | |||||||||||||||||||||
| N Basilashvili | 6 | 3 | 6 | N Basilashvili | 6 | 63 | 6 | ||||||||||||||||||||
| R Noguchi | 4 | 4 | T-l Wu | 2 | 77 | 4 | |||||||||||||||||||||
| T-l Wu | 6 | 6 | N Basilashvili | 6 | 6 | ||||||||||||||||||||||
 G den Ouden | 7 | 4 | 4 | Q | H Moriya | 3 | 4 | ||||||||||||||||||||
| Q | H Moriya | 5 | 6 | 6 | Q | H Moriya | 6 | 0 | 6 | ||||||||||||||||||
| LL | J Cui | 3 | 0 | 2 | M McDonald | 3 | 6 | 4 | |||||||||||||||||||
| 2 | M McDonald | 6 | 6 | ||||||||||||||||||||||||
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