| 2023 Swiss Indoors | ||||
|---|---|---|---|---|
| Date | 23–29 October | |||
| Edition | 52nd | |||
| Category | ATP Tour 500 | |||
| Draw | 32S / 16D | |||
| Prize money | €2,196,000 | |||
| Surface | Hard / indoor | |||
| Location | Basel, Switzerland | |||
| Venue | St. Jakobshalle | |||
| Champions | ||||
| Singles | ||||
| Doubles | ||||
| ||||
The2023 Swiss Indoors was a men's tennis tournament played onindoor hard courts. It was the 52nd edition of theevent, and part of the500 series of the2023 ATP Tour. It was held at theSt. Jakobshalle inBasel, Switzerland, from 23 October until 29 October 2023. Sixth-seededFélix Auger-Aliassime won his second consecutive singles title at the event.[1]
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| Holger Rune | 6 | 1 | |
| Casper Ruud | 8 | 2 | |
| Taylor Fritz | 10 | 3 | |
| Hubert Hurkacz | 11 | 4 | |
| Alex de Minaur | 13 | 5 | |
| Félix Auger-Aliassime | 17 | 6 | |
| Nicolás Jarry | 21 | 7 | |
| Sebastian Korda | 23 | 8 |
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw as a special exempt:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:

| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
| Ivan Dodig | Austin Krajicek | 3 | 1 | ||
| Máximo González | Andrés Molteni | 23 | 2 | ||
| Santiago González | Édouard Roger-Vasselin | 27 | 3 | ||
| Jamie Murray | Michael Venus | 37 | 4 |
The following pairs received wildcards into the doubles main draw:
The following pair received entry from the qualifying draw:
The following pair received entry as lucky losers: