Exhibit 32.1

CERTIFICATION PURSUANT TO

18 USC. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES–OXLEY ACT OF 2002

In connection with the Quarterly Report on Form 10-Q of Vantage Drilling International (the “Company”) for the quarter ended June 30, 2023 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Ihab Toma, Chief Executive Officer of the Company, hereby certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes–Oxley Act of 2002, that to the best of my knowledge:

(1)The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2)The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

August 10, 2023	/s/ IHAB TOMA
	Ihab Toma
	Chief Executive Officer