UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 Under the Securities Exchange Act of 1934 March 23, 2007 HANAROTELECOM INCORPORATED (Name of the Registrant) 17-7, Yeoido-dong, Yeongdeungpo-gu, Seoul, 150-874, Korea (Address of Principal Executive Offices) (Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.) Form 20-F X Form 40-F ----- ----- (Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1).) Yes No X ----- ----- (Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7).) Yes No X ----- ----- (Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.) Yes No X ----- ----- (If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-________) hanarotelecom incorporated (the "Company") is furnishing under cover of Form 6-K, a fair and accurate English language translation of: Exhibit 99.1: Cancellation of Stock Option Grant, filed with Korea Securities Dealers Association Automated Quotation Market ("KOSDAQ") and the Financial Supervisory Commission of Korea on March 23, 2007. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. HANAROTELECOM INCORPORATED Date: March 23, 2007 By: /s/ Janice Lee ---------------------------------- Name: Janice Lee Title: Senior Executive Vice President and Chief Financial Officer EXHIBIT INDEX <Caption> Exhibit No. Description - ----------- ----------- Exhibit 99.1: Cancellation of Stock Option Grant