Lords | Titles by Rank
- Lords of Arquennes
- Lords of Arraiolos
- Lords of Arroyo Molinos
- Lords of Arschot
- Lords of Arsoli
- Lords of Artasona
- Lords of Arteaga
- Lords of Arton
- Lords of Arzens
- Lords of Asnois
- Lords of Asnois-le-Bourg
- Lords of Aspremont
- Lords of Asprières
- Lords of Assé
- Lords of Assé-le-Riboulle
- Lords of Assenede
- Lords of Assequins
- Lords of Assérac
- Lords of Assumar
- Lords of Assy e de Gueux
- Lords of Astberg
- Lords of Astorga
- Lords of Atalaia
- Lords of Ath
- Lords of Atouguia
- Lords of Atri
- Lords of Aubagne
- Lords of Aubais
- Lords of Aubancourt
- Lords of Auberive
- Lords of Aubeterre
- Lords of Aubiac
- Lords of Aubignan
- Lords of Aubignan et de Meyras
- Lords of Aubigné
- Lords of Aubigny
- Lords of Aubigny
- Lords of Aubijoux
- Lords of Aubonne
- Lords of Aubuges
- Lords of Auburg
- Lords of Auchy
- Lords of Augny
- Lords of Augouville
- Lords of Aulnay
- Lords of Aulps
- Lords of Auménaucourt-le-Grand
- Lords of Aumont
- Lords of Aunay
- Lords of Auneil