 However he only used the nickname "Ciotach" late in his life in 1629 when it appeared in a Latin translation of a Gaelic letter where Coll refers to himself as ""Ego Collatius Kiotach Macdonnell"".In Gaelic he was referred to as "Coll Mac Gilleasbuig" ("Coll the son of Archibald").However in English he was normally known as "Coll Macgilespik" or a variant of this, or as "Coll MacDonald".