Robert de Montalt
Robert served in Gascony, and was present at the Siege of Caerlaverock, 1301.
He died without issue in 1329, and his estates passed to Isabel, Queen consort of England.
Robert de Mohaut appears in The Caerlaverock Poem, K7, where he bears
Azure a lion rampant argent
Roger de Mohaut, his brother who died in 1296, bears the same arms in St George's Roll, E52.
Ralph de Mohaut appears in St George's Roll, E145, where he bears
Argent three bars gemelles sable overall a lion rampant gules
and
John de Mohaut, died 1294, appears in St George's Roll, E519, where he bears
Or a lion rampant azure a label gules
Montalt and Mohaut are variant spellings of the same name.