Portal:Comics/Anniversaries/August/August 20
- Unknown year: birth of Jeff Johnson, American comic book artist
- 1915: birth of George Roussos, American comic book artist best known as an inker of Fantastic Four
- 1930: birth of Bill Rechin, American cartoonist who created the comic strips Out of Bounds and Crock
- 1947: death of Max Gaines, American comic book publisher best known for All-American Publications
- 1968: birth of Greg Pak, American comic book writer and film director
- 1969: death of Dudley D. Watkins, British cartoonist best known for Oor Wullie
- 1995: death of Hugo Pratt, Italian comics artist and author, famous for Corto Maltese