SECURITIES AND EXCHANGE COMMISSION
                                WASHINGTON, D.C.

                                    FORM 8-A


               FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES
                    PURSUANT TO SECTION 12(b) OR (g) OF THE
                        SECURITIES EXCHANGE ACT OF 1934


                     FIRST TRUST EXCHANGE-TRADED FUND VIII
           ---------------------------------------------------------

             (Exact name of registrant as specified in its charter)

              MASSACHUSETTS                           See Exhibit 1
----------------------------------------  ------------------------------------
(State of Incorporation or Organization)  (I.R.S. Employer Identification No.)

 120 East Liberty Drive, Suite 400,
           Wheaton, Illinois                             60187
----------------------------------------  ------------------------------------
(Address of Principal Executive Offices)               (Zip Code)

Securities to be registered pursuant to Section 12(b) of the Act:

            TITLE OF EACH CLASS               NAME OF EACH EXCHANGE ON WHICH
            TO BE SO REGISTERED               EACH CLASS IS TO BE REGISTERED


   Common Shares of Beneficial Interest,                 Cboe BZX
        $0.01 par value per share,
                    of
   FT Cboe Vest U.S. Equity Buffer ETF -
                   July


   Common Shares of Beneficial Interest,                 Cboe BZX
        $0.01 par value per share,
                    of
 FT Cboe Vest U.S. Equity Deep Buffer ETF -
                   July


If this form relates to the registration of a class of securities pursuant to
Section 12(b) of the Exchange Act and is effective pursuant to General
Instruction A. (c), check the following box.-- [X]

If this form relates to the registration of a class of securities pursuant to
Section 12(g) of the Exchange Act and is effective pursuant to General
Instruction A. (d), check the following box.-- [ ]

Securities Act registration statement file number to which this form relates:
333-210186.





Securities to be registered pursuant to Section 12(g) of the Act:

                                      None
--------------------------------------------------------------------------------
                      TITLE OF EACH CLASS TO BE REGISTERED

                 INFORMATION REQUIRED IN REGISTRATION STATEMENT

ITEM 1. DESCRIPTION OF REGISTRANT'S SECURITIES TO BE REGISTERED

      The  securities to be registered hereunder are common shares of beneficial
interest,  $0.01 par value per share (the "Shares"), of FT Cboe Vest U.S. Equity
Buffer  ETF  -  July  and  FT Cboe Vest U.S. Equity Deep Buffer ETF - July, (the
"Funds"),   each  a  series  of  First  Trust  Exchange-Traded  Fund  VIII  (the
"Registrant").  An  application  for listing of the Shares of the Funds has been
filed  with  and approved by Cboe BZX Exchange, Inc. A description of the Shares
is  contained  in  the  Prospectuses,  which  are  a  part  of  the Registration
Statements on Form N-1A (Registration Nos. 333-210186 and 811-23147), filed with
the  Securities  and  Exchange  Commission  on July 2, 2020. Such description is
incorporated by reference herein.


ITEM 2. EXHIBITS

      Pursuant to the "Instruction as to Exhibits" of Form 8-A, no exhibits are
filed herewith or incorporated by reference.




                                   SIGNATURE

      Pursuant to the requirements of Section 12 of the Securities Exchange Act
of 1934, the Registrant has duly caused this registration statement to be signed
on its behalf by the undersigned, thereto duly authorized.

                                      FIRST TRUST EXCHANGE-TRADED FUND VIII

                                      By: /s/ W. Scott Jardine
                                          -------------------------------------
                                          W. Scott Jardine, Secretary

July 15, 2020





                                   Exhibit 1

-----------------------------------------   ----------------------------------
                 FUND                       I.R.S. EMPLOYER IDENTIFICATION NO.
-----------------------------------------   ----------------------------------
FT Cboe Vest U.S. Equity Buffer ETF -                   85-0829851
July
-----------------------------------------   ----------------------------------
FT Cboe Vest U.S. Equity Deep Buffer ETF -              85-0818508
July