July 27, 2020

VIA EDGAR

U.S. Securities and Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549

Registration Statement on Form S-1

File No. 333-239698

Ladies and Gentlemen:

In connection with the above-referenced Registration Statement, and pursuant to Rule 461 under the Securities Act of 1933, as amended (the “Act”), we, as representatives of the several underwriters (the “Underwriters”), hereby join in the request of AlloVir, Inc. (the “Registrant”) that the effective date of the Registration Statement be accelerated so that it will be declared effective at 4:00 p.m., Eastern Time, on July 27, 2020, or as soon thereafter as practicable, or at such other time as the Registrant or its outside counsel, Goodwin Procter LLP, request by telephone that such Registration Statement be declared effective.

Pursuant to Rule 460 under the Act, please be advised that we have distributed approximately 817 copies of the Preliminary Prospectus of the Registrant, dated July 23, 2020, from July 23, 2020 through the date hereof, to prospective underwriters, dealers, institutions and others.

We, the undersigned, as representatives of the several Underwriters, have complied and will comply, and we have been informed by the participating Underwriters that they have complied and will comply, with the requirements of Rule 15c2-8 under the Securities Exchange Act of 1934, as amended.

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[Signature Page to Acceleration Request]

[Signature Page to Acceleration Request]

[Signature Page to Acceleration Request]