The 2018 Open 13 Provence was a men's tennis tournament played on indoor hard courts. It was the 25th edition of the Open 13, and part of the ATP World Tour 250 series of the 2018 ATP World Tour. It took at the Palais des Sports in Marseille, France, from 19 February through 25 February 2018. Ninth-seeded Karen Khachanov won the singles title.
| Event | W | F | SF | QF | Round of 16 | Round of 32 | width=85 | Q | width=85 | Q2 | width=85 | Q1 |
| Singles | 250 | 150 | 90 | 45 | 20 | 0 | 12 | 6 | 0 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Doubles | 0 |
| Event | W | F | SF | QF | Round of 16 | Round of 32 | width=85 | Q2 | width=85 | Q1 |
| Singles | €115,150 | €60,645 | €32,850 | €18,715 | €11,030 | €6,535 | €2,940 | €1,470 | ||
| Doubles | €34,980 | €18,390 | €9,960 | €5,700 | €3,340 | |||||
| Doubles prize money per team | ||||||||||
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Belgium | ||||
| Stan Wawrinka | 13 | 2 | ||
 France | Lucas Pouille | 16 | 3 | |
 Czech Republic | Tomáš Berdych | 17 | 4 | |
 Spain | Roberto Bautista Agut | 23 | 5 | |
 Luxembourg | Gilles Müller | 28 | 6 | |
 Bosnia and Herzegovina | Damir Džumhur | 29 | 7 | |
 Serbia | Filip Krajinović | 38 | 8 | |
 Russian Federation | Karen Khachanov | 48 | 9 |
The following players received wildcards into the main draw:
The following player received entry as an alternate:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
David Goffin → replaced by Blaž Kavčič
Sergiy Stakhovsky
Malek Jaziri
Yūichi Sugita → replaced by Stefanos Tsitsipas Jo-Wilfried Tsonga → replaced by Laslo Đere| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Raven Klaasen |  New Zealand | Michael Venus | 45 | 1 | ||
| France | Édouard Roger-Vasselin |  India | Rohan Bopanna | 46 | 2 | |
| France | Julien Benneteau | France | Nicolas Mahut | 61 | 3 | |
| New Zealand | Marcus Daniell |  United Kingdom | Dominic Inglot | 80 | 4 |
The following pairs received wildcards into the main draw:
The following pair received entry as alternates:
See main article: 2018 Open 13 Provence – Singles.
Karen Khachanov defeated Lucas Pouille, 7–5, 3–6, 7–5See main article: 2018 Open 13 Provence – Doubles.
Michael Venus defeated Marcus Daniell / Dominic Inglot, 6–7(2–7), 6–3, [10–4]
