Exhibit 23

​

Consent of Independent Registered Public Accounting Firm

​

We hereby consent to the incorporation by reference in the Registration Statement on Form S-3 (No. 333-253873) and Registration Statements on Form S-8 (Nos. 333−32393, 333−52862, 333−62550, 333−67180, 333−67284, 333−84561, 333−124449, 333−150457, 333−166376, 333−188116, 333−204061, 333-217518, and 333-229804) of Ball Corporation of our report dated February 16, 2022 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.

​

/s/ PricewaterhouseCoopers LLP

Denver, Colorado

February 16, 2022