Peter John Mayo (16 February 1944, London - 1 January 2004) was an English slavist and promoter of Belarusian studies in Great Britain.
He was a member of the British University Association of Slavists (in 1978-80 its secretary).
[1] Mayo studied the lexicography, morphology and syntax of the Belarusian and Russian languages.
He also wrote reviews of Belarusian linguistic research, textbooks and dictionaries.
[7] Mayo was a longtime member of the Anglo-Belarusian Society and a trustee of the Francis Skaryna Belarusian Library and Museum in London.