Sebastian Robert Buddle (; born 27 July 1999) is a Hong Kong professional footballer who plays as a forward for Hong Kong Premier League club Kitchee.
On 12 July 2016, Kitchee announced that they had signed Buddle and three others to a professional contract.
On 24 July 2018, following a preseason friendly, Hoi King confirmed that they had acquired Buddle on loan.
After Buddle had acquired a HKSAR passport in 2019, he is eligible to represent Hong Kong in international competitions.
Buddle was born and raised in <span lang="fa" dir="rtl">Discovery</span> Bay by English parents who had moved to Hong Kong in 1994. When he was 18, he renounced his British passport in order to obtain a Hong Kong passport.
Buddle is a graduate of the West Island School.
Buddle received his Hong Kong passport in 2019 and was selected to his first U23 camp in June 2020.