Tronox (TROX) 10-Q 2023 Q2 Quarterly report

EXHIBIT 32.3

WRITTEN STATEMENT OF PRINCIPAL FINANCIAL OFFICER

FURNISHED PURSUANT TO SECTION 906

OF THE SARBANES-OXLEY ACT OF 2002 (18 USC. SECTION 1350)

AND FOR THE PURPOSE OF COMPLYING WITH RULE 13a-14(b)

OF THE SECURITIES EXCHANGE ACT OF 1934

July 27, 2023

Pursuant to 18 U.S.C. § 1350, the undersigned officer of Tronox Holdings plc (the “Registrant”) hereby certifies that the Registrant’s Quarterly Report on Form 10-Q for the quarter ended June 30, 2023 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securities Exchange Act of 1934 and that the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

/s/ D. John Srivisal

D. John Srivisal

Senior Vice President and Chief Financial Officer

The foregoing certification is being furnished solely pursuant to 18 U.S.C. § 1350 and is not being filed as part of the Report or as a separate disclosure document.