| Office: | Director-General of INFONAVIT |
| President: | Enrique Peña Nieto |
| Term Start: | December 2015 |
| Term End: | December 2018 |
| Predecessor: | Alejandro Murat Hinojosa |
| Birth Date: | 1965 3, df=yes |
| Birth Place: | Pachuca, Hidalgo, Mexico |
| Education: | National Autonomous University of Mexico |
| Occupation: | Politician |
| Party: | PRI |
David Penchyna Grub (born 10 March 1965) is a Mexican politician affiliated with the Institutional Revolutionary Party (PRI).
In 2012 - 2015 Penchyna served as a Senator in the 62nd Congress, representing Hidalgo. He also served as a federal deputy during two legislatures: between 2000 and 2003, for Hidalgo's third district, and again from 2009 to 2012, for Hidalgo's fourth district.[1]
From 2015 to 2018, during the presidency of Enrique Peña Nieto, he was the director-general of the Institute of the National Housing Fund for Workers (INFONAVIT).[2]