Paul Olivier Ngue Mayo (; born 2 February 1988), nicknamed Oli or Oliver, is a professional footballer who plays as a forward. Born in Cameroon, he represented Hong Kong internationally.
On 4 January 2016, Ngue joined Southern as a local player.
On 2 July 2018, Ngue joined China League One club Xinjiang Tianshan Leopard.
On 27 March 2019, Ngue joined Pegasus.
In August 2022, Ngue returned to the top flight and joined HKFC.
On 27 August 2023, in rather dramatic fashion, Ngue was subbed on at the 80th minute during the 8-0 thrashing from Kitchee as a goalkeeper to replace injured Issey Maholo. He was praised for his efforts in goal as an emergency backup and managed to keep a shutout for himself despite the scoreline.
On 3 March 2024, Ngue joined Sham Shui Po.
On 5 February 2016, Ngue managed to get a HKSAR passport by switching his nationality from Cameroon to Hong Kong after living in Hong Kong for 7 years.
On 3 June 2016, Ngue made his international debut for Hong Kong in the 2016 AYA Bank Cup match against Vietnam.
Ngue has 2 sons, Oskar, who is 11 years of age, and Yago, who is 2 years of age.