Jayantha Rathnayake
| Jayantha Rathnayake ජයන්ත රත්නායක | |
|---|---|
| Born | Rathnayake Arachchilage Jayantha Rathnayake 8 August 1968 Colombo, Sri Lanka | 
| Died | 6 April 2020 (aged 51) Colombo, Sri Lanka | 
| Nationality | Sri Lankan | 
| Education | D. S. Senanayake College | 
| Occupation | Musician | 
| Father | Victor Rathnayake | 
| Relatives | Somapala Rathnayake (uncle) | 
| Musical career | |
| Genres | |
| Instrument(s) | Vocals, keyboard | 
| Years active | 1983–2019 | 
| Labels | 
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Rathnayake Arachchilage Jayantha Rathnayake (Sinhala: ජයන්ත රත්නායක; 8 August 1968 – 6 April 2020), popularly known as Jayantha Rathnayake, was a renowned music composer, music director and a singer. One of the most popular musicians in Sri Lanka, Jayantha rose to prominence with the musical band Siha Shakthi.