Cigna (CI) S-3ASR Automatic shelf registration

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration Statement on FormS-3 of Cigna Corporationof our reports dated February 27, 2020 relating to the financial statements, financial statement schedules and the effectiveness of internal control over financial reporting, which appear in Cigna Corporation's Annual Report on Form 10-K for the year ended December 31, 2019.  We also consent to the reference to us under the heading “Experts” in such Registration Statement.

/s/ PricewaterhouseCoopers LLP

Hartford, Connecticut

March 4, 2020