Cyfres lyfrau plant gan Marc Brown yw Arthur Timothy Read. Mae cyfres deledu hefyd sy'n seiliedig ar y llyfrau o'r un enw.
- Arthur
- Francine
- Buster
- D.W.
- Brain
- Muffy
- Kate
- Pal
- Sue Ellen
- James
- Emily
- Tommy
- Timmy
- Molly
- Binky
- Fern
- Prunilla
- Geroge
- Jenna
- Mom
- Dad
- Arthur's Nose ("Trwyn Arthur")
- Arthur's Eyes ("Llygaid Arthur")
- Arthur's Tooth ("Dant Arthur")
- Arthur and the True Francine ("Arthur a'r gwir Francine")
- Arthur Goes to Camp ("Mae Arthur yn mynd i'r gwersyll")
- Arthur's Christmas ("Nadolig Arthur")
- Arthur's Halloween
- Arthur's Valentine
- Arthur's April Fool
- Arthur's Thanksgiving
- Arthur's Pet Business
- Arthur's Teacher Trouble
- Arthur Meets the President
- Arthur Babysits
- Arthur's Birthday
- Arthur's First Sleepover
- Arthur's Family Vacation
- Arthur's Chicken Pox
- Arthur's TV Trouble
- Arthur's Computer Trouble
- Arthur Lost and Found
- Arthur's Perfect Christmas
- Arthur's Underwear
- Arthur, It's Only Rock 'n' Roll
- D.W. All Wet
- D.W. Flips
- D.W. Think Big
- D.W. Rides Again
- D.W. The Picky Eater
- D.W. Go to Your Room