Tristan

Tristan, also known as Tristran or Tristram and similar names, is the folk hero of the legend of Tristan and Iseult. While escorting the Irish princess Iseult to wed... Wikipedia

Occupation: Knight (Knight of the Round Table in the prose tradition)
Title: Sir
Family: Meliodas, Mark
Nationality: Cornish
Age at death: 50 years
Data source: DuckDuckGo