Thomas III d'Autremencourt or de Stromoncourt (died 15 March 1311) was the fourth

Lord of Salona The Lordship of Salona, after 1318 the County of Salona, was a Crusader state established after the Fourth Crusade (1204) in Central Greece, around the town of Salona (modern Amfissa, known in French as ''La Sole'' and Italian as ''La Sola''). ...

(modern

Amfissa Amfissa ( el, Άμφισσα , also mentioned in classical sources as Amphissa) is a town in Phocis, Greece, part of the municipality of Delphi, of which it is the seat and a municipal unit. The municipal unit has an area of 315.174 km2. It l ...

) in

Central Greece Continental Greece ( el, Στερεά Ελλάδα, Stereá Elláda; formerly , ''Chérsos Ellás''), colloquially known as Roúmeli (Ρούμελη), is a traditional geographic region of Greece. In English, the area is usually called Central ...

, and the last of his family. He ruled his domain from 1294 until his death in the

Battle of the Cephissus The Battle of Halmyros, known by earlier scholars as the Battle of the Cephissus or Battle of Orchomenos, was fought on 15 March 1311, between the forces of the Frankish Duchy of Athens and its vassals under Walter of Brienne against the merc ...

against the

Catalan Company The Catalan Company or the Great Catalan Company (Spanish: ''Compañía Catalana'', Catalan: ''Gran Companyia Catalana'', Latin: ''Exercitus francorum'', ''Societas exercitus catalanorum'', ''Societas cathalanorum'', ''Magna Societas Catalanorum' ...

in 1311. At the same time, he also held the position of

marshal Marshal is a term used in several official titles in various branches of society. As marshals became trusted members of the courts of Medieval Europe, the title grew in reputation. During the last few centuries, it has been used for elevated o ...

of the

Principality of Achaea The Principality of Achaea () or Principality of Morea was one of the three vassal states of the Latin Empire, which replaced the Byzantine Empire after the capture of Constantinople during the Fourth Crusade. It became a vassal of the Kingdom o ...

. After his death, his widow and domain passed to

Roger Deslaur Roger Deslaur or Desllor, a knight from Roussillon in the service of Walter V of Brienne, Duke of Athens, was one of the few men to survive the bloody Battle of Halmyros on 15 March 1311. Captured by the Catalan Company, he accepted the post of rect ...

, who in the aftermath of Cephissus was for a brief time (1311–1312) selected as the leader of the Catalan Company.

Sources

* * {{DEFAULTSORT:Thomas 03 D'Autremencourt 12th-century births 1311 deaths Lords of Salona People killed in action Marshals of the Principality of Achaea