Jonah Harris (born 16 January 1999 in Aiwo) is a Nauruan track and field athlete who specializes in the 100 metres and the 200 metres.Harris most notably represented Nauru at the 2018 Commonwealth Games in Gold Coast, Australia.
He currently holds the national record for Nauru in the indoor 60 metres event and has four national records still awaiting ratification from the Nauru Athletics Association (NAA).