1801 California St., Suite 5200 Denver, Colorado 80202 (720) 482-1574  

July 8, 2022

VIA EDGAR

U.S. Securities and Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549

RE: Transamerica Series Trust

(File Nos. 033-00507; 811-04419)

Preliminary Proxy Materials for a Special Meeting of Shareholders

Dear Sir or Madam:

On behalf of Transamerica Series Trust (the “Registrant”), we are filing today electronically through the EDGAR system, pursuant to Rule 14a-6(a) under the Securities Exchange Act of 1934, as amended, and Rule 20a-1 under the Investment Company Act of 1940, as amended, a preliminary copy of the Proxy Statement, Notice of Meeting and Form of Proxy Cards (the “Proxy Materials”) relating to a Special Meeting of Shareholders of Transamerica JPMorgan Core Bond VP and Transamerica PIMCO Total Return VP, each a series of Transamerica Series Trust (each, a “Portfolio”), scheduled to be held on October 5, 2022.

The Proxy Materials seek the approval of a new sub-advisory agreement for each Portfolio with Aegon USA Investment Management, LLC, an affiliate of Transamerica Asset Management, Inc., each Portfolio’s investment manager, and to transact such other business as may properly come before the special meeting and any adjournments or postponements thereof. The Registrant anticipates the mailing of the definitive Proxy Materials to each Portfolio’s shareholders on or about August 5, 2022.

Please direct any comments or questions concerning this filing to the undersigned at (727) 299-1821.

Very truly yours,

/s/ Dennis P. Gallagher  

Dennis P. Gallagher

Chief Legal Officer and Secretary

Transamerica Series Trust