Arthur John Patterson (7 June 1835 – 29 September 1899) was a British academic and member of the Hungarian Academy of Sciences.
Although Patterson was born in London, he was raised up in Radnorshire, Wales.
In 1862, he moved to the Kingdom of Hungary, then part of the Austrian Empire, and also learnt the Hungarian language.
In 1886, he founded the Department of English of the Faculty of Humanities of the Eötvös Loránd University.
In 1985, G. F. Cushing wrote about him in the Hungarian Studies in English volume.