EX-99.1

Exhibit 99.1

LOGO

TSX TRUST COMPANY

VIA ELECTRONIC TRANSMISSION

February 9, 2023

TO ALL APPLICABLE EXCHANGES AND COMMISSIONS:

RE:

SUN LIFE FINANCIAL INC.

Confirmation of Notice of Record and Meeting Dates

We are pleased to confirm that Notice of Record and Meeting Dates was sent to The Canadian Depository for Securities.

We advise the following with respect to the upcoming Annual Meeting of Security Holders for the subject issuer:



1	ISIN:	CA8667961053

	CUSIP:	866796105

2	Date Fixed for the Meeting:	May 11, 2023

3	Record Date for Notice:	March 17, 2023

4	Record Date for Voting:	March 17, 2023

5	Beneficial Ownership Determination Date:	March 17, 2023

6	Classes or Series of Securities that entitle the holder to receive Notice of the Meeting:	COMMON

7	Classes or Series of Securities that entitle the holder to vote at the meeting:	COMMON

8	Business to be conducted at the meeting:	Annual

9	Notice-and-Access:

	Registered Shareholders:	YES
	Beneficial Holders:	YES

	Stratification Level:	Not Applicable

10	Reporting issuer is sending proxy-related materials directly to Non-Objecting Beneficial Owners:	NO

11	Issuer paying for delivery to Objecting Beneficial Owners:	YES

Yours truly,

TSX Trust Company

“ Jennifer Andersen ”

Senior Relationship Manager

jennifer.andersen@tmx.com