Déo Rian

Déo Cesário Botelho or Déo Rian (born February 26, 1944, in Rio de Janeiro) is a Brazilian musician, composer and choro mandolinist.

He is a student of Jacob do Bandolim.Tamara Elena Livingston-Isenhour, Thomas George Caracas Garcia. 2005. Choro: A Social History Of A Brazilian Popular Music. Indiana University Press, Jul 30, 2005 p. 133 In 1970 after Jacob's death, he took over his teacher's role as band leader and mandolinist in the choro orchestra Época de Ouro.