The character was modeled after Peter Capaldi.
Take a look at this marvelous Frollo from Disney's The Hunchback of Notre Dame made by PlayStation Studio's Character Artist Colleen Peck Larson in ZBrush, Marvelous Designer, Maya, Substance 3D Painter, and Marmoset Toolbag.
This Frollo is modeled after Peter Capaldi, it is the first likeness the artist has attempted. The author said she wanted to create a more realistic costume for the time period.
The character was inspired by Assassin's Creed, classical paintings from Rembrandt and Van Dyck, sculptures from artists like Bernini and Carpeaux, and many games and movies.
Have a look at other works from the artist: