Exhibit 16.1
September 21, 2018
Securities and Exchange Commission
100 F Street, N.E.
Washington, D.C. 20549-7561
Dear Sirs/Madams:
We have read GW Pharmaceuticals plc’s Form 6-K dated September 21, 2018, and we agree with the statements made therein.
Yours truly,
/s/ Deloitte LLP
Deloitte LLP
London, United Kingdom