POWER OF ATTORNEY

The undersigned is 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 12th day of May, 2017.



					/s/ PATRICK H. NETTLES