United States Deputy Secretary of Transportation
# United States Deputy Secretary of Transportation

The deputy secretary of transportation advises and assists the secretary of transportation in the supervision and direction of the Department of Transportation (DOT). The deputy secretary would succeed the secretary in his or her absence, sickness, or unavailability.

## List of deputy secretaries of transportation

| # | Name | Term began | Term ended | President served |
| - | - | - | - | - |
| 1 | Darrell M. Trent | 1981 | 1983 | Ronald Reagan |
| 2 | James H. Burnley IV | 1983 | December 3, 1987 | Ronald Reagan |
| 3 | Mimi Weyforth Dawson | December 3, 1987 | January 20, 1989 | Ronald Reagan |
| 4 | Elaine Chao | April 19, 1989 | October 18, 1991 | George H. W. Bush |
| 5 | James B. Busey IV | December 4, 1991 | February 21, 1992 | George H. W. Bush |
| 6 | Mortimer L. Downey | May 28, 1993 | January 20, 2001 | Bill Clinton |
| 7 | Michael Peter Jackson | May 5, 2001 | August 28, 2003 | George W. Bush |
| 8 | Maria Cino | May 6, 2005 | March 3, 2007 | George W. Bush |
| 9 | Thomas J. Barrett | June 1, 2007 | May 1, 2009 | George W. Bush Barack Obama |
| 10 | John Porcari | June 1, 2009 | December 27, 2013 | Barack Obama |
| 11 | Victor Mendez | December 27, 2013 | July 24, 2014 | Barack Obama |
| 11 | Victor Mendez | July 24, 2014 | January 20, 2017 | Barack Obama |
| 12 | Jeffrey A. Rosen | May 18, 2017 | May 21, 2019 | Donald Trump |
| – | Steven G. Bradbury (acting) | September 10, 2019 | January 20, 2021 | Donald Trump |
| 13 | Polly Trottenberg | April 14, 2021 | Incumbent | Joe Biden |
