Definition of delfin:
(N) :
the second EP by the Serbian rock band Smak, released in 2012.
(N) :
a Spanish surname of Italian origin, which means "dolphin".
(N) :
The Delfin family, singular Dolfin or Delfin[o], is a prominent noble family of Venice, part of the twelve original noble lineages of the Republic, known as the "apostolic families", thought to have elected the first Doge of Venice in the year 697 a.C.