Jessie Diaz Dellosa (born January 20, 1957) is a retired Filipino general officer and a former Chief of staff of the Philippine Armed Forces.

On 12 December 2011, President Benigno Aquino III chose Dellosa as his AFP chief.

Dellosa was born in Bacon, Sorsogon and grew up in Lucena City where he finished his elementary and secondary education.

He was also the commanding officer of the Special Reaction Unit of the Presidential Security Group during the time of President Corazon Aquino.

The president, in introducing his new Military Chief, said, "He is a true warrior... General Dellosa, do not turn your back on the mandate of the people” [3] Armed Forces Chief Jessie D. Dellosa has declared an “all-out war against graft and corruption” during the change of command ceremony at Camp Aguinaldo on December 12, 2011.