Rafael "Pye" Cunanan Yabut (born April 26, 1953)[1] is a Filipino engineer.

He was as the acting secretary of Department of Public Works and Highways for a month and as Undersecretary for Unified Project Management Office Operations of DPWH from January 14, 2008, until his retirement last June 2016.

He took up Bachelor of Science in Civil Engineering at Angeles University Foundation and graduated in 1976.

[1][2] Yabut started to work as laborer in DPWH office in Angeles, Pampanga in 1975 a year before his graduation from college.

[3] Yabut is known as the main official implementing the department's toll roads, including those projects under the Public-Private Partnership program.