| Prevseason: | 2011–12 |
| Nextseason: | 2013–14 |
| 2012–13 LNBP season | |
| Season: | 13 |
| Champions: | Toros de Nuevo Laredo |
| Runners Up: | Halcones UV Xalapa |
| Teams: | 16 |
| Dates: | September 4, 2012 – February 27, 2013 |
| Efficiency Leader: | Leroy Hickerson[1] |
| Epg: | 1111 |
| Epg N: | USA |
| Top Scorer: | Ricardo Meléndez[2] |
| Ppg: | 1023 |
| Ppg N: | PUR |
| Rebounds Leader: | Antonio García[3] |
| Rpg: | 384 |
| Rpg N: | PAN |
| Assists Leader: | Jason Horton[4] |
| Apg: | 328 |
| Apg N: | USA |
The 2012–13 LNBP was the 13th season of the Liga Nacional de Baloncesto Profesional, one of the professional basketball leagues of Mexico. It started on September 4, 2012 and ended on February 27, 2013. The league title was won by Toros de Nuevo Laredo, which defeated Halcones UV Xalapa in the championship series, 4–2.
16 teams participate. All the teams played against each other and the standings included all 16 teams with no separation in groups. The first 12 teams qualify for the playoffs. The group playoffs have a first round (best-of-5), a second round (best-of-5), semifinals (best-of-7) and finals (best-of-7).
| Team | City | State | Joined | Season No. | |
|---|---|---|---|---|---|
| Abejas de Guanajuato | Guanajuato City | Guanajuato | |||
| Barreteros de Zacatecas | Zacatecas City | Zacatecas | |||
| Correcaminos UAT Victoria | Ciudad Victoria | Tamaulipas | |||
| Fuerza Regia de Monterrey | Monterrey | Nuevo León | |||
| Gansos Salvajes de la UIC | Mexico City | Distrito Federal | |||
| Gigantes del Estado de México | Toluca | State of Mexico | |||
| Guerreros de Guerrero Cumple | Chilpancingo | Guerrero | |||
| Halcones Rojos Veracruz | Veracruz | Veracruz | |||
| Halcones UV Xalapa | Xalapa | Veracruz | |||
| Huracanes de Tampico | Tampico | Tamaulipas | |||
| Lechugueros de León | León | Guanajuato | |||
| Osos de Guadalajara | Guadalajara | Jalisco | |||
| Panteras de Aguascalientes | Aguascalientes City | Aguascalientes | |||
| Pioneros de Quintana Roo | Cancún | Quintana Roo | |||
| Soles de Mexicali | Mexicali | Baja California | |||
| Toros de Nuevo Laredo | Nuevo Laredo | Tamaulipas |
Note: the LNBP gave 70 points to Soles, 51 to Lechugueros, 46 to Guerreros and 44 to Osos.
The team seed is indicated after the team name. The first 4 teams in the standings are automatically qualified for the quarterfinals.