# 2024 Challenger Città di Lugano – Singles

Otto Virtanen was the defending champion and successfully defended his title after defeating Daniel Masur 6–7$^{(4–7)}$, 6–4, 7–6$^{(7–3)}$ in the final.

## Seeds

* Zizou Bergs (semifinals)
* Otto Virtanen (champion)
* Radu Albot (quarterfinals)
* Leandro Riedi (first round)
* Mikhail Kukushkin (quarterfinals)
* Pierre-Hugues Herbert (quarterfinals)
* Giovanni Mpetshi Perricard (first round)
* Jan Choinski (second round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Zizou Bergs | 2 | 4 | | | | | |
| Q | Daniel Masur | 6 | 6 | | | | | |
| Q | Daniel Masur | 6 | 6 | Q | Daniel Masur | 7$^7$ | 4 | 6$^3$ |
| | | | | 2 | Otto Virtanen | 6$^4$ | 6 | 7$^7$ |
| | Rudolf Molleker | 1 | 3 | 2 | Otto Virtanen | 6$^4$ | 6 | 7$^7$ |
| 2 | Otto Virtanen | 6 | 6 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | Z Bergs | 6 | 6 | | | | | | | | | | | | | | |
| Alt | S Travaglia | 2 | 3 | | 1 | Z Bergs | 7$^7$ | 6 | | | | | | | | | |
| Q | H Squire | 7$^7$ | 6 | | Q | H Squire | 6$^5$ | 2 | | | | | | | | | |
| WC | M Brunold | 6$^2$ | 4 | | | | | | | 1 | Z Bergs | 6 | 6 | | | | |
| | B Harris | 6$^7$ | 6 | 6 | | | | | | 5/SE | M Kukushkin | 3 | 4 | | | | |
| | M Bellucci | 7$^9$ | 4 | 4 | | B Harris | 6 | 3 | 1 | | | | | | | | |
| Q | Y-h Hsu | 2 | 2 | | 5/SE | M Kukushkin | 2 | 6 | 6 | | | | | | | | |
| 5/SE | M Kukushkin | 6 | 6 | | | | | | | | | | | 1 | Z Bergs | 2 | 4 |
| 3 | R Albot | 6 | 6 | | | | | | | | | | | Q | D Masur | 6 | 6 |
| | M-A Hüsler | 4 | 3 | | 3 | R Albot | 1 | 6 | 6 | | | | | | | | |
| | A Ritschard | 4 | 6 | 6 | | A Ritschard | 6 | 4 | 4 | | | | | | | | |
| Q | R Berankis | 6 | 1 | 4 | | | | | | 3 | R Albot | 6$^0$ | 6$^4$ | | | | |
| Q | A Géa | 6 | 6 | | | | | | | Q | D Masur | 7$^7$ | 7$^7$ | | | | |
| | L Harris | 4 | 3 | | Q | A Géa | 3 | 3 | | | | | | | | | |
| Q | D Masur | 6 | 6 | | Q | D Masur | 6 | 6 | | | | | | | | | |
| 7 | G Mpetshi Perricard | 4 | 4 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | J Choinski | 3 | 6 | 6 | | | | | | | | | | | | | |
| SE | C Wong | 6 | 3 | 4 | 8 | J Choinski | 6$^5$ | 4 | | | | | | | | | |
| | R Molleker | 6 | 6 | | | R Molleker | 7$^7$ | 6 | | | | | | | | | |
| | S Shimabukuro | 4 | 4 | | | | | | | | R Molleker | 6 | 7$^7$ | | | | |
| | G Brouwer | 7 | 6 | | | | | | | | G Brouwer | 4 | 6$^4$ | | | | |
| | U Blanchet | 5 | 4 | | | G Brouwer | 6 | 6 | | | | | | | | | |
| | A Blockx | 3 | 7$^8$ | 7 | | A Blockx | 3 | 1 | | | | | | | | | |
| 4 | L Riedi | 6 | 6$^6$ | 5 | | | | | | | | | | | R Molleker | 1 | 3 |
| 6 | P-H Herbert | 6 | 4 | 6 | | | | | | | | | | 2 | O Virtanen | 6 | 6 |
| LL | Y Shimizu | 3 | 6 | 1 | 6 | P-H Herbert | 7$^7$ | 4 | 6 | | | | | | | | |
| | Y Bu | 4 | 0 | | | A Escoffier | 6$^3$ | 6 | 2 | | | | | | | | |
| | A Escoffier | 6 | 6 | | | | | | | 6 | P-H Herbert | 3 | 2 | | | | |
| Q | C İlkel | 6 | 6 | | | | | | | 2 | O Virtanen | 6 | 6 | | | | |
| WC | J Nikles | 0 | 3 | | Q | C İlkel | 2 | 1 | | | | | | | | | |
| WC | R Bertola | 5 | 3 | | 2 | O Virtanen | 6 | 6 | | | | | | | | | |
| 2 | O Virtanen | 7 | 6 | | | | | | | | | | | | | | |