A prominent figure is someone very influential, notable and or important person that stands out in society.
Mohandas Ghandi
The most prominent figure in modern Islam
Henry Grady
He's not actually a god but he is a prominent figure in the music.
Susan B. Anthony
It is a sign of mourning, usually of a prominent figure.
John f Kennedy
1956
The noun figure is a singular, common noun, which can be a concrete noun for a written number, the shape of something, a geometrical shape; and an abstract noun when referring to an important person (a prominent figure).
The plural form for the proper noun Wallace is Wallaces.Some well known Wallaces are William Wallace, a prominent figure in Scotland's fight for freedom from English rule; and George Wallace, former governor of Alabama, a prominent figure in the American Civil Rights movement.
Standing out, or projecting, beyond the line surface of something; jutting; protuberant; in high relief; as, a prominent figure on a vase., Hence; Distinctly manifest; likely to attract attention from its size or position; conspicuous; as, a prominent feature of the face; a prominent building., Eminent; distinguished above others; as, a prominent character.
He was a civil rights activist. He was also a prominent figure in Islam.