Spelling variations of this family name include: Ablanc, Ablan, Ablanque, Ablant, Ablans, Ablane, Ablank, Ablanq, Ablannc, Ablann, Ablannque, Ablanne, Abblanc, Abblan, Abblanque, Abblant, Abblans, Abblane, Abblank, Abblanq, Aban, Abban, Abbans, Abans, Abant, Abbant, Abane and many more.

First found in Gascogne, where this ancient family has been seated from very early times.

Some of the first settlers of this family name or some of its variants were: Pierre Leblanc settled in Qubec in 1720.