Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (Nos. 333-218595) and Form S-8 (Nos. 333-198248, 333-178625, 333-160008, 333-159325, 333-122326, 333-159324, 333-115893 and 333-189703) of Assured Guaranty Ltd. of our reportdated February 23, 2018 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.

/s/ PricewaterhouseCoopers LLP

New York, New York

February 23, 2018