| Manuel L. Quezon III | |
| Office1: | Secretary of the Presidential Communications Development and Strategic Planning Office |
| Status1: | Officer-in-Charge |
| President1: | Benigno Aquino III |
| Term Start1: | December 13, 2013 |
| Term End1: | June 30, 2016 |
| Predecessor1: | Ricky Carandang |
| Successor1: | Position abolished |
| Office2: | Undersecretary of the Presidential Communications Development and Strategic Planning Office |
| President2: | Benigno Aquino III |
| Term Start2: | August 1, 2010 |
| Term End2: | June 30, 2016 |
| Predecessor2: | Position established |
| Successor2: | Position abolished |
| Birth Date: | 30 May 1970 |
| Nationality: | Filipino |
| Birth Name: | Manuel Luis Casas Quezon III |
| Relations: | Manuel L. Quezon (grandfather) |
| Parents: | Manuel "Nonong" Quezon Jr. Lourdes "Lulu" Casas-Quezon |
| Education: | University of the Philippines Diliman |
| Profession: | Journalist, writer |
Manuel Luis "Manolo" Casas Quezon III (born May 10, 1970) is a Filipino writer, former television host and a grandson of former Philippine president Manuel L. Quezon.
Quezon is a columnist and editorial writer for the Philippine Daily Inquirer. From 2007 to 2010, he was also the host and writer of The Explainer on the cable ABS-CBN News Channel.[1] In 2003, he was named presidential assistant for historical affairs during the presidency of Gloria Macapagal Arroyo.
He was a history curator from March 2004 to March 2005 at the Ayala Museum. He served as spokesman for the committee in charge of the inauguration of President Benigno S. Aquino III. After the implementation of Executive Order No. 4, Aquino appointed Quezon as undersecretary of the Presidential Communications Development and Strategic Planning Office.
Quezon graduated from the University of the Philippines Diliman with a degree of Bachelor of Arts in political science.
Quezon was born in 1970,[2] an adopted son[3] of Manuel L. "Nonong" Quezon, Jr. (1926–1998) and wife, Lourdes "Lulu" Casas-Quezon. His father was the son of former president Manuel L. Quezon.