Adhavan Rajamohan Govindarajah (Sinhala: අධවන් රාජමෝහාන් ගෝවින්දරාජා, Tamil: அதவன் ராஜமோகன் கோவிந்தராஜா; (born 21 February 1993) is a professional footballer who plays as a midfielder for Ettan Norra club IFK Haninge.
His consistent performance helped him move to Degerfors IF in 2021, marking his entry into Sweden's top-tier league, Allsvenskan.
After his time in Switzerland, he returned to Sweden, joining Nordic United FC in Ettan Fotboll and later moved to IFK Haninge in Division 2 (Swedish football).
Adhavan Rajamohan received a call-up from Football Sri Lanka to join the national team camp in Qatar in 2022.
He made his official debut for Sri Lanka in 2023 during 2026 FIFA World Cup qualification (AFC), playing as a defensive midfielder against Yemen in Saudi Arabia under coach Andy Morrison.