Securities and Exchange Commission

100 F Street, N.E.

Judiciary Plaza

Washington, DC  20549



Ladies and Gentlemen:



  I hereby authorize Erik T. Hoover, General Counsel &

Corporate Secretary, or any Assistant Secretary, or their respective

successors in office, to sign and file on my behalf SEC Forms 3, 4 and 5

or any other SEC forms relating to changes in beneficial ownership of

securities of DowDuPont Inc., which is expected to change its name to

DuPont de Nemours, Inc. effective as of June 1, 2019 (the Company).

This authorization shall remain in effect as long as I am a director of

the Company unless it is earlier specifically revoked by me.



      Very truly yours,



      /s/ Terrence R. Curtin



      Terrence R. Curtin

      Director





      May 29, 2019