NATIONWIDE MUTUAL FUNDS

Nationwide Bond Fund

Nationwide California Intermediate Tax Free Bond Fund

Nationwide Core Plus Bond Fund

Nationwide Government Money Market Fund

Nationwide Loomis Bond Fund

Nationwide Loomis Short Term Bond Fund

Nationwide National Intermediate Tax Free Bond Fund

Nationwide Inflation‐Protected Securities Fund

Nationwide Ziegler Wisconsin Tax Exempt Fund

Supplement dated December 7, 2017

to the Prospectus dated February 28, 2017 (as revised May 24, 2017)

Capitalized terms and certain other terms used in this supplement, unless otherwise defined in this supplement, have the meanings assigned to them in the Prospectus.

Nationwide Loomis Bond Fund

Effective immediately, the Nationwide Loomis Bond Fund (the "Fund") is renamed the "Nationwide Loomis Core Bond Fund." All references to the Fund in the Prospectus are updated accordingly.

PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE