Lord Guruvayoorappan is the presiding deity of Guruvayoor temple
. He is a form of Lord Vishnu
, worshipped as Lord Krishna
. Guruvayoorappan is famed for his compassion towards his devotees. The lord takes special care and grants all the desires of his devotees.
Vilwamangalam Swamiyar, Poonthanam and Melpathur Narayana Bhattathiri are among the fervent devotees of the lord, who are said to have seen the lord in flesh and blood.