2012–13 Pro A season
The 2012–13 LNB Pro A season was the 91st season of the French Basketball Championship and the 26th season since inception of the Ligue Nationale de Basketball.
The regular season started on October 5, 2012 and ended on April 30, 2013. Playoffs started on May 14 and ended on June 8, 2013. JSF Nanterre won their first title.
Promotion and relegation
Team arenas
| Team | Home city | Stadium | Capacity |
| Boulazac Basket Dordogne | Boulazac | Le Palio | |
| Élan sportif chalonnais | Chalon-sur-Saône | Le Colisée | |
| Cholet Basket | Cholet | La Meilleraie | |
| JDA Dijon | Dijon | Palais des Sports Jean-Michel Geoffroy | |
| BCM Gravelines Dunkerque | Gravelines | Sportica | |
| STB Le Havre | Le Havre | Salle des Docks Océane | |
| Le Mans Sarthe Basket | Le Mans | Antarès | |
| Limoges Cercle Saint-Pierre | Limoges | Beaublanc | |
| ASVEL Basket | Lyon – Villeurbanne | Astroballe | |
| SLUC Nancy Basket | Nancy | Palais des Sports Jean Weille | |
| JSF Nanterre | Nanterre | Palais des Sports de Nanterre | |
| Orléans Loiret Basket | Orléans | Zénith d'Orléans | |
| Paris-Levallois Basket | Paris – Levallois | Stade Pierre de Coubertin Palais des Sports Marcel Cerdan | |
| Poitiers Basket 86 | Poitiers | Les Arènes | |
| Chorale Roanne Basket | Roanne | Halle André Vacheresse | |
| Strasbourg IG | Strasbourg | Rhénus Sport |
Regular season
| # | Teams | P | W | L | PF | PA | Qualification or relegation |
| 1 | Gravelines-Dunkerque | 30 | 21 | 9 | 2360 | 2174 | Playoffs |
| 2 | Strasbourg | 30 | 18 | 12 | 2297 | 2180 | Playoffs |
| 3 | Lyon-Villeurbanne | 30 | 18 | 12 | 2276 | 2220 | Playoffs |
| 4 | Chalon-sur-Saône | 30 | 18 | 10 | 2291 | 2192 | Playoffs |
| 5 | Roanne | 30 | 17 | 13 | 2172 | 2078 | Playoffs |
| 6 | Le Mans | 30 | 16 | 14 | 2202 | 2200 | Playoffs |
| 7 | Dijon | 30 | 15 | 15 | 2096 | 2134 | Playoffs |
| 8 | Nanterre | 30 | 15 | 15 | 2352 | 2361 | Playoffs |
| 9 | Orléans | 30 | 15 | 15 | 2356 | 2366 | - |
| 10 | Cholet | 30 | 15 | 15 | 2268 | 2275 | - |
| 11 | Le Havre | 30 | 13 | 17 | 2303 | 2314 | - |
| 12 | Paris-Levallois | 30 | 13 | 17 | 2350 | 2399 | - |
| 13 | Limoges | 30 | 13 | 17 | 2158 | 2227 | - |
| 14 | Nancy | 30 | 12 | 18 | 2248 | 2300 | - |
| 15 | Boulazac | 30 | 11 | 19 | 2128 | 2303 | Relegation to Pro B |
| 16 | Poitiers | 30 | 10 | 20 | 2133 | 2267 | Relegation to Pro B |
Season team leader(s)
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Stats leaders
| Statistic | Player | Team | Average |
| Ranking per Game |  Sean May | Paris-Levallois | 21.28 |
| Points per Game | Sean May | Paris-Levallois | 18.41 |
| Rebounds per Game | Jon Brockman | Limoges | 10.65 |
| Assists per Game | Bernard King | Le Havre | 7.36 |
| Steals per Game |  Souleymane Diabate | Nancy | 2.17 |
| Blocks per Game |  Rudy Gobert | Cholet | 1.85 |
Playoffs
Awards
LNB awards
;Regular Season MVPs- Foreign MVP : Dwight Buycks
- French MVP : Edwin Jackson
- Sean May
;Best Defensive Player
;Most Improved Player
- Edwin Jackson
- Rudy Gobert
- Christian Monschau
Finals MVP
- David Lighty
Player of the month