Belmontet (French pronunciation: [bɛlmɔ̃tɛ]; Languedocien: Bèlmontet) is a former commune in the Lot department in southwestern France. On 1 January 2016, it was merged into the new commune of Montcuq-en-Quercy-Blanc.

The Séoune flows southwest through the southern part of the commune, then forms part of its southwestern border.

Historical population

Year	Pop.	±%
1962	120	—
1968	159	+32.5%
1975	150	−5.7%
1982	132	−12.0%
1990	148	+12.1%
1999	141	−4.7%
2009	147	+4.3%

• Communes of the Lot department