Exhibit 24.1


KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Douglas J. Swirsky, as his true and lawful attorney-in-fact and agent, with full power to him (including the full power of substitution and resubstitution), to sign for him or her and in his or her name, place and stead, in the capacity or capacities set forth below, (1) the Annual Report on Form 10-K for the fiscal year ended December 31, 2017 to be filed by Rexahn Pharmaceuticals, Inc. (the “Company”) with the Securities and Exchange Commission (the “Commission”) pursuant to Section 13 of the Securities Exchange Act of 1934, as amended, and (2) any amendments to the foregoing Annual Report, and to file the same, with all exhibits thereto and other documents in connection therewith, with the Commission, granting unto said attorney-in-fact and agent, full power and authority to do and perform each and every act and thing requisite and necessary to be done in connection therewith, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/ Peter D. Suzdak
Chief Executive Officer and Director
March 6, 2018
Peter D. Suzdak
/s/ Douglas J. Swirsky
Chief Financial Officer and President
March 5, 2018
Douglas J. Swirsky
/s/ Peter Brandt
March 7, 2018
Peter Brandt
/s/ Charles Beever
March 6, 2018
Charles Beever
/s/ Kwang Soo Cheong
March 6, 2018
Kwang Soo Cheong
/s/ Mark Carthy
March 6, 2018
Mark Carthy
/s/ Richard J. Rodgers
March 5, 2018
Richard J. Rodgers