Mencia was born about 1322, the daughter of unknown parents. The place is not known.
Her husband was Afonso Botelho. They were married, but the date and place have not been found. Their only known child was Diogo Afonso (?-?).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1322 |
|