Limited Power of Attorney


KNOW ALL BY THESE PRESENTS, that the undersigned is required,
or may be required in the future, to file reports of changes
in beneficial ownership of equity securities of MGIC Investment
Corporation (the "Company").

To facilitate the filing of these reports, the undersigned
hereby appoints each person who is the Chief Financial Officer,
the General Counsel, the Associate General Counsel, any
Assistant General Counsel, the Secretary, or any Assistant
Secretary of the Company as the undersigned's attorney-in-fact
and agent to: (i)apply on behalf of the undersigned (if necessary)
for access to the EDGAR System maintained by  the U.S. Securities
and Exchange Commission (the "SEC"), (ii) apply on behalf of
the undersigned for access codes (if necessary) for the EDGAR
System, and (iii) sign and file on behalf of the undersigned
any Form 3, Form 4, or Form 5 to be filed by the undersigned
with the SEC or any securities exchange.

Each of the persons authorized to act as such attorney-in-fact
and agent above may do so separately without the concurrence of
the other persons.  The authority granted hereunder is granted
to the person occupying the position specified at the time such
authority is exercised.

Dated: September 20, 2019


Signature:  (s) Jay C. Hartzell

Please print name:  Jay C. Hartzell