The canton of Lauzerte is a French former administrative division in the department of Tarn-et-Garonne and region Midi-Pyrénées. It had 4,897 inhabitants (2012).Populations légales 2012: 82 Tarn-et-Garonne, INSEE It was disbanded following the French canton reorganisation which came into effect in March 2015. It consisted of 10 communes, which joined the canton of Pays de Serres Sud-Quercy in 2015.Décret n° 2014-273 du 27 février 2014 portant délimitation des cantons dans le département de Tarn-et-Garonne

The canton comprised the following communes:

Bouloc Lauzerte Cazes-Mondenard Durfort-Lacapelette Montagudet Montbarla Saint-Amans-de-Pellagal Sainte-Juliette Sauveterre Tréjouls

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