Dheena Dayalan, popularly known as RJ Dheena, தீனதயாளன் (தமிழ்) is an Indian radio jockey and television show host based in Chennai, Tamil Nadu.
He is best known for his unique voice and Tamil slang, humour and rapid speaking rate.
He started his own studio/business Academy of Radio Studios & Salt Audios in 2011.
He set a new world record live[1][2][3][4] on radio continuously for 168 hours and entered the Guinness Book of World Records, after breaking the existing world record of 135 hours set by Italian RJ Stefano Venneri.
[5] He also appeared as cameo in a Tamil movie Chennaiyil Oru Naal.