CORRESP

CULLINAN ONCOLOGY, INC.

One Main Street, Suite 1350

Cambridge, MA 02142

March 9, 2023

VIA EDGAR

Securities and Exchange Commission

Division of Corporate Finance

100 F Street, N.E.

Washington, D.C. 20549


Attention:		Jimmy McNamara

Re:		Cullinan Oncology, Inc.
		Registration Statement on Form S-3 (File No. 333-270384)
		Request for Acceleration

Ladies and Gentlemen:

Pursuant to Rule 461 under the Securities Act of 1933, as amended, Cullinan Oncology, Inc., a Delaware corporation (the “Company”), hereby requests that the effective date for the registration statement referred to above be accelerated so that it will be declared effective at 4:00 p.m. Eastern Time on March 13, 2023, or as soon as possible thereafter. The Company hereby authorizes Thomas Danielski of Ropes & Gray LLP, counsel to the Company, to orally modify or withdraw this request for acceleration.

Please call Thomas Danielski of Ropes & Gray LLP, counsel to the Company, at (617) 235-4961 as soon as the registration statement has been declared effective.

[Signature page follows]


Very truly yours,

CULLINAN ONCOLOGY, INC.

By:		/s/ Jeffrey Trigilio
Name:		Jeffrey Trigilio
Title:		Chief Financial Officer