1 EXHIBIT 23(a) CONSENT OF INDEPENDENT AUDITORS We consent to the reference to our firm under the caption "Experts" in the Post-Effective Amendment No. 1 to the Registration Statement (Form S-3) and related Prospectus of Worthington Industries, Inc. for the registration of 1,000,000 shares of its Common Stock pertaining to the Worthington Industries, Inc. Dividend Reinvestment and Stock Purchase Plan and to the incorporation by reference therein of our report dated June 18, 1998, with respect to the consolidated financial statements of Worthington Industries, Inc. incorporated by reference in its Annual Report (Form 10-K) for the year ended May 31, 1998 and our report dated August 27, 1998 with respect to the related financial statement schedule included therein, filed with the Securities and Exchange Commission. /s/Ernst & Young Columbus, Ohio March 22, 1999 22