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 For the month of June 2023 LG Display Co., Ltd. (Translation of Registrant’s name into English) LG Twin Towers, 128 Yeoui-dearo, Youngdungpo-gu, Seoul 07336, The Republic of 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 ...