Cast de Murols
Gastus
Casse

Tenure 1169
Nationality ?
Birth ?
Death 1169
Notes According to d’Avity, that year (1169) saw the electuon of Gastus or Castus. Nothing worth relating happened during his brief history  nor was anything accomplished during  the period that he presided over the Order, for he died in the same year that he was elected.

[anno MCLXIX.] Itaque alius fuit electus magnus Magister, cui nomen Gasto sive Casto, de quo nihil dignum relatu in hac brevi historia occurrite; cuius rei causa est brevitas temporis, quo ordini praefuit. Neque enim annum integrum hoc munere functus est, sed eodem anno, quofuit electus, obiit.

Source:
Avity, Pierre d’; Gottfried, Johann Ludwig: Archontologiae Cosmicae, Liber III: Origo Ordinum Militarium, tam Regularium, Dissertatio de Ordine Equitum Melitensum, p.33 Frankfurt am Main, 1628

Blazon Quarterly: 1 and 4, gu a cross arg; 2 and 3, gu a cross aiguisé vair [U]