Joselito “Lito” Holganza Ruiz is a retired US military officer and former undersecretary of the Department of the Interior and Local Government (DILG) in the Philippines.

He earned a bachelor’s degree in aircraft maintenance engineering from the Philippine Air Force College of Aeronautics, now known as the Philippine State College of Aeronautics. Ruiz pursued higher education at the University of the Visayas, obtaining a master’s degrees in business administration and teaching, with a specialization in special education, as well as a doctorate in management. 

He served in the US military, first as a member of the Navy from 1984 to 1992, then as an Army National Guard from 1992 to 2006. He was also a contractor of aircraft repair, overhaul, conversion and modification of wide- and narrow-body commercial aircraft.

He returned to the Philippines and was DILG Undersecretary for Special Concerns from 2006 to 2010, during the presidency of Gloria Macapagal-Arroyo. During his tenure, he represented the department as the head of the secretariat of the Juvenile Justice Welfare Council.

In the 2010 elections, he ran for representative of the newly created legislative district of Lapu-Lapu City. He finished second in a four-way race, with then-mayor Arturo Radaza emerging as the winner.

Ruiz has filed his candidacy for Cebu vice governor in the 2025 elections, running alongside lawyer Pam Baricuatro, who is seeking the gubernatorial seat.

He was previously married to former congresswoman Nerissa Corazon Soon, with whom he has three children.