Michael Fitzgerald (born 7 October 1946) is an Irish professor of child and adolescent psychiatry, specialising in autism spectrum disorder (ASD).

He has been involved in research collaboration in 18 countries and in initiating master's degree programs at Irish universities.

[citation needed] He has lectured including in London, at the Royal Society, British Academy, and the British Library and also in New York City, Buenos Aires, Tbilisi, Melbourne and many European countries as well as in China, Malaysia, Korea, and Hawaii.

[1][2] In 2004's Autism and Creativity: Is There a Link Between Autism in Men and Exceptional Ability?,[3] Fitzgerald claims that Lewis Carroll, Éamon de Valera, Keith Joseph, Ramanujan, Ludwig Wittgenstein and W. B. Yeats may have been autistic.

In 2005's The Genesis of Artistic Creativity: Asperger's Syndrome and the Arts,[4] he claims that historical figures such as Hans Christian Andersen and George Orwell might have been autistic.