EXHIBIT A SUBADVISORY AGREEMENT AMONG NATIONWIDE MUTUAL FUNDS, NATIONWIDE FUND ADVISORS AND WELLINGTON MANAGEMENT COMPANY LLP Effective December 14, 2016 Amended effective as of June 1, 2022*

EX-28.d.4.i.1

EXHIBIT A

SUBADVISORY AGREEMENT

AMONG

NATIONWIDE MUTUAL FUNDS,

NATIONWIDE FUND ADVISORS

AND WELLINGTON MANAGEMENT COMPANY LLP

Effective December 14, 2016

Amended effective as of June 1, 2022*

Funds of the Trust				Subadvisory Fees
Nationwide International Small Cap Fund				0.50% on all Subadviser Assets

* As approved at the Board of Trustees Meeting held on June 14-15, 2022.

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IN WITNESS WHEREOF, the parties hereto have executed this Exhibit A on the effective date set forth above.

TRUST
NATIONWIDE MUTUAL FUNDS
By:		/s/ Xxxxxxxxxxx Xxxxxx
Name:		Xxxxxxxxxxx Xxxxxx
Title:		VP, CIO
ADVISER
NATIONWIDE FUND ADVISORS
By:		/s/ Xxxxxxxxxxx Xxxxxx
Name:		Xxxxxxxxxxx Xxxxxx
Title:		VP, CIO
SUBADVISER
WELLINGTON MANAGEMENT COMPANY LLP
By:		/s/ Xxxx Xxxxxx
Name:		Xxxx Xxxxxx
Title:		Senior Managing Director