UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

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☐	Soliciting Material Pursuant to §240.14a-12

Church & Dwight Co., Inc.

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

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*** Exercise Your Right to Vote ***Important Notice Regarding the Availability of Proxy Materials for the Stockholder Meeting to Be Held on April 29, 2021.Meeting InformationCHURCH & DWIGHT CO., INC. Meeting Type: Annual MeetingFor holders as of: March 2, 2021Date:    April 29, 2021                Time:    12:00 p.m. EDT Location: Meeting live via the Internet-please visit www.virtualshareholdermeeting.com/CHD2021.The company will be hosting the meeting live via the Internet this year. To attend the meeting via the Internet please visit www.virtualshareholdermeeting.com/CHD2021 and be sure to have the information that is printed in the box marked by the arrow XXXX XXXX XXXX XXXX (located on the following page).CHURCH & DWIGHT CO., INC. You are receiving this communication because you hold shares in PRINCETON SOUTH CORPORATE PARK the company named above. 500 CHARLES EWING BOULEVARDEWING, NJ 08628 This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side). We encourage you to access and review all of the important information contained in the proxy materials before voting.P50759 See proxy the materials reverse and side voting of this instructions notice to obtain . D34614 -

Before You VoteHow to Access the Proxy MaterialsProxy Materials Available to VIEW or RECEIVE:NOTICE OF ANNUAL MEETING AND PROXY STATEMENT 2020 ANNUAL REPORT TO STOCKHOLDERSHow to View Online:Have the information that is printed in the box marked by the arrow XXXX XXXX XXXX XXXX (located on the following page) and visit: www.proxyvote.com.How to Request and Receive a PAPER or E-MAIL Copy:If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting    a copy. Please choose one of the following methods to make your request:    1) BY INTERNET: www.proxyvote.com    2) BY TELEPHONE: 1-800-579-1639    3) BY E-MAIL*: sendmaterial@proxyvote.com* If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow XXXX XXXX XXXX XXXX (located on the following page) in the subject line.Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before April 15, 2021 to facilitate timely delivery.How To VotePlease Choose One of the Following Voting MethodsVote By Internet: Before The Meeting:Go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow XXXX XXXX XXXX XXXX (located on the following page) available and follow the instructions.P50759 During The Meeting:- Go to www.virtualshareholdermeeting.com/CHD2021. Have the information that is printed in the box marked D34615 by the arrow XXXX XXXX XXXX XXXX (located on the following page) available and follow the instructions.Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

Voting ItemsThe Board of Directors recommends that you vote FOR the following nominees: The Board of Directors recommends that you vote FOR the following proposals:1. Election of ten nominees to serve as directors for a term of one year; 2. An advisory vote to approve compensation of Nominees: our named executive officers;3. Proposal to amend the Company’s Amended and 1a. James R. CraigieRestated Certificate of Incorporation to remove the requirement for holders of two-thirds of our 1b. Matthew T. Farrell outstanding stock to fill vacancies on the Board of Directors; 1c. Bradley C. Irwin 4. Proposal to amend the Company’s Amended and Restated Certificate of Incorporation to remove the requirement to have holders of two-thirds of 1d. Penry W. Price our outstanding stock approve certain mergers, consolidations or dispositions of substantial assets; 1e. Susan G. Saideman5. Proposal to amend the Company’s Amended and Restated Certificate of Incorporation to remove 1f. Ravichandra K. Saligram certain procedural provisions that will no longer be required once the Board is fully declassified; 1g. Robert K. Shearer6. Ratification of the appointment of Deloitte & Touche LLP as our independent registered public accounting 1h. Janet S. Vergis firm for 2021.To act on such other business as may properly be 1i. Arthur B. Winkleblack brought before the meeting and any adjournments or postponements thereof. 1j. Laurie J. Yoler- P50759 D34616

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