United States securities and exchange commission logo September 29, 2021 D. Muthukumaran Chief Financial Officer ReNew Energy Global plc C/O Vistra (UK) Ltd 3rd Floor 11-12 St. James's Square London SW1Y 4LB Re: ReNew Energy Global plc Registration Statement on Form F-1 Filed September 22, 2021 File No. 333-259706 Dear D. Muthukumaran: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Please contact Arthur Tornabene-Zalas at 202-551-3162 or Loan Lauren Nguyen, Legal Branch Chief, at 202-551-3642 with any questions. Sincerely, Division of Corporation Finance Office of Energy & Transportation cc: Rajiv Gupta