Thomas is a given name that can refer to:
- Thomas Fillman, a Muggle author in the early 20th century
- Thomas McGruder, a Slytherin student at Hogwarts in the 1990s
- Thomas More, a Renaissance-era English lawyer, philosopher, author
- Thomas Paley, a Gryffindor student at Hogwarts in the 1990s
- Thomas Riddle, the father of Tom Riddle Snr, and the grandfather of Tom Riddle
Thomas is a surname that can refer to:
- Dean Thomas, a Gryffindor student at Hogwarts in the 1990s
Behind the scenes[]
Real-world individuals with the given name Thomas include:
- Thomas Mørk, a Danish voice actor who voiced Filius Flitwick and The Sorting Hat in the films in Danish
- Thomas Taylor, an illustrator who created the cover for the UK edition of Harry Potter and the Philosopher's Stone