Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in this Registration Statement on FormS-8 of our reportsdated March 27, 2017, relating to the financial statements and financial statement schedule of Marvell Technology Group Ltd. (the “Company”) and the effectiveness of the Company’s internal control over financial reporting (which report expresses an adverse opinion on the effectiveness of the Company’s internal control over financial reporting because of material weaknesses), appearing in the Annual Report on Form10-K of the Company for the year ended January 28, 2017.
/s/ Deloitte & Touche. LLP
San Jose, California
March 27, 2017