Anthony John Attwood (born 9 February 1952) is a British psychologist notable for his work on Asperger syndrome.

He resides in Queensland, Australia, where he is an associate professor at Griffith University.

His books include Asperger's Syndrome: A Guide for Parents and Professionals, which has been translated into 20 languages and provides information on diagnosis, problems of social relations, sensory issues, motor control and other typical issues which face people with Asperger's and their support networks.

His other books include The Complete Guide to Aspergers Syndrome, Exploring Feelings for Young Children with High-Functioning Autism or Aspergers Disorder, and From Like to Love for Young People with Aspergers Syndrome (Autism Spectrum Disorder): Learning How to Express and Enjoy Affection with Family and Friends.

Will had become addicted to drugs as a teenager and young adult and was jailed several times.