Exhibit 99.906CERT

                                  CERTIFICATION

      Jill T. McGruder, Chief Executive Officer, and Terrie A. Wiedenheft, Chief
Financial Officer of Touchstone Variable Series Trust (the "Registrant"), each
certify to the best of his or her knowledge that:

      1. The Registrant's periodic report on Form N-CSR for the period ended
December 31, 2009 (the "Form N-CSR") fully complies with the requirements of
Sections 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

      2. The information contained in the Form N-CSR fairly presents, in all
material respects, the financial condition and results of operations of the
Registrant.

Chief Executive Officer             Chief Financial Officer
Touchstone Variable Series Trust    Touchstone Variable Series Trust

/s/ Jill T. McGruder                /s/ Terrie A. Wiedenheft
- --------------------------------    --------------------------------------------
Jill T. McGruder, President         Terrie A. Wiedenheft, Controller & Treasurer
Date: March 3, 2010                 Date: March 2, 2010

A signed original of this written statement required by Section 906 of the
Sarbanes-Oxley Act of 2002 has been provided to the Registrant and will be
retained by the Registrant and furnished to the Securities and Exchange
Commission (the "Commission") or its staff upon request.

This certification is being furnished to the Commission solely pursuant to 18
U.S.C. ss. 1350 and is not being filed as part of the Form N-CSR filed with the
Commission.