iShares S&P GSCI Commodity-Indexed Trust (GSG) S-3 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 Form S-3 of iShares® S&P GSCI^TM Commodity-Indexed Trust of our report dated March 1, 2021 relating to the financial statements, and the effectiveness of internal control over financial reporting, which appears in iShares® S&P GSCI^TM Commodity-Indexed Trust’s Annual Report on Form 10-K for the year ended December 31, 2020. We also consent to the reference to us under the heading “Experts” in such Registration Statement.

/s/ PricewaterhouseCoopers LLP

Philadelphia, Pennsylvania

April 1, 2021