Kalinga Magha
Kalinga Magha or Gangaraja Kalinga Vijayabahu (Tamil: கலிங்க மாகன் / கலிங்க மாகோன் / கங்கராஜ காலிங்க விஜயவாகு மகன், Odia: କଳିଙ୍ଗ ମଘା / ଗଙ୍ଗାରାଜ କଳିଙ୍ଗ ବିଜୟବାହୁ, Sinhala: කාලිංග මාඝ) was an invader from the Kingdom of Kalinga who usurped the throne from Parakrama Pandyan II of Polonnaruwa in 1215. A massive migration followed of Sinhalese people to the south and west of Sri Lanka, and into the mountainous interior, as they attempted to escape his power.