Exhibit 31.1
CERTIFICATION
I, Joseph Wm. Foran, certify that:
1. I have reviewed this amendment no. 1 to quarterly report on Form 10-Q/A of Matador Resources Company; and
2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.
| November 6, 2015 | /s/ Joseph Wm. Foran | |
| Joseph Wm. Foran | ||
Chairman and Chief Executive Officer (Principal Executive Officer) | ||