Professed

[Sarah]

Openly declared, avowed, acknowledged, or claimed; as, aprofessed foe; a professed tyrant; a professed Christian. Theprofessed (R. C. Ch.) , a certain class among the Jesuits bound by aspecial vow. See the note under Jesuit.

[Tariq Zaki]

A professed belief is one that someone has made known:

[Michiko]

(of a quality, feeling, or belief) claimed or asserted openly but often falsely.