POWER OF ATTORNEY

The undersigned is, or is expected to become, a director and/or executive
 officer of The Progressive Corporation, an Ohio corporation (the
?Corporation?), certain securities of which are registered pursuant to
Section 12 of the Securities Exchange Act of 1934, as amended (the ?Act?).
  The undersigned hereby makes, constitutes and appoints Daniel P.
Mascaro, Michael R. Uth, David M. Coffey, Laurie F. Humphrey and Andrew
 J. Kane, and each of them, my true and lawful attorney-in-fact and
agent, with full power of substitution and resubstitution, for me and
in my name, place and stead, as my attorney-in-fact and agent, to:

a.	prepare, sign and file a Form ID, or successor form, to obtain any
 EDGAR or other codes necessary for the undersigned to file documents
with the Securities and Exchange Commission, and to prepare and sign any
and all Forms 3, 4 and 5, or successor forms, and any and all amendments
or supplements thereto, in order to report, pursuant to Section 16(a) of
 the Act, the number of the Common Shares and other securities (including
any derivative securities) of the Corporation beneficially owned by the
undersigned, or any change in the number of Common Shares or other
securities of the Corporation so owned by the undersigned or in the nature
 of such ownership, and to file with the Securities and Exchange Commission
 and the New York Stock Exchange the required number of copies of such form
 or forms, or any such amendments or supplements, pursuant to and in
accordance with the applicable rules and regulations of the Securities and
Exchange Commission and the New York Stock Exchange; and
b.	prepare and sign any and all Forms 144, or successor forms, and any
and all amendments or supplements thereto, in order to facilitate the sale
of Common Shares or other securities of the Corporation beneficially owned
by the undersigned, pursuant to Rule 144 under the Securities Act of 1933,
as amended, and to file with the Securities and Exchange Commission and the
 New York Stock Exchange the required number of copies of such form or
forms, or any such amendments or supplements, pursuant to and in accordance
 with
the applicable rules and regulations of the Securities and Exchange
Commission and the New York Stock Exchange;

giving and granting unto each said attorney-in-fact and agent full power
 and authority to do and perform any and all acts and things whatsoever
necessary or appropriate to be done in or about the premises, as fully to
all intents and purposes as the undersigned might or could do if personally
present, hereby ratifying and approving all that said attorneys-in-fact and
agents, or any of them, or any such substitute or substitutes, shall
lawfully  do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
as of the 13th day of April, 2017.

						/s/Michael D. Sieger