The 2020 PETRONAS Tour de Langkawi was a professional road bicycle racing stage race held in Malaysia from 6 to 14 February 2020.

Of the 123 riders who started the race, 107 finished.

[1] UCI WorldTeams UCI Professional Continental Teams UCI Continental Teams National Teams East Malaysian states Sabah and Sarawak returned as stage hosts for this edition, 23 years after the 1997 edition.

In addition to 8 stages covering a distance of 1,114.9 km (692.8 mi), two additional stages are also held in conjunction with the 25th anniversary since the first edition of the race in 1996.

A criterium international race was held in Kota Kinabalu a day before the first stage that targeted Under–23 (U23) professional/independent elite riders, while a Malaysian classic race dubbed the "Race of Champions" was held in Langkawi the day after the final stage.