Eol surname

The surname Eol/Eoll was described to as the surname taken by a particular man (Gustavus Magnus) who was born with an unacknowledged father. In the Swedish kirkebokke he as giveen the name Oagta, signifying illegitimacy. It is said to derive from Aeolus, the god of the winds. I have not been able to discover when he took the mame Eol, but it may have been before or during his apprenticeship as a wagonmaker. I am given to understand that he left home ar 13, when his mother Segrid married a widowed farmer, who already had children