[1] Villas Boas and his wife had four sons, each of whom married and had children: Gonçalo (deceased 2020), Frederico, António, and Diogo.

[2] After fulfilling his military service requirement, he worked as an engineer for the Portuguese Tobacco Company, where he became Director of Research and Development.

[2] He has been a full member of the Cooperation Centre for Scientific Research Relative to Tobacco (CORESTA) and the International Organization for Standardization (ISO).

At the Chapter General of 30–31 May 2014, Villas Boas was elected a member of Government Council for a five-year term from May 2014 to April 2019.

[6] Again as Grand Commander Villas Boas automatically succeeded as Lieutenant ad interim of the Order at the death of Fra' Marco Luzzago on 7 June 2022; he served until the appointment of Fra' John Dunlap as Lieutenant of the Grand Master by Pope Francis on 13 June 2022.