Exhibit 24

                            LIMITED POWER OF ATTORNEY
                 FOR SECURITIES OWNERSHIP REPORTING OBLIGATIONS

Know all by these presents that each of the undersigned hereby makes,
constitutes and appoints each of Stephen H. Weinstein and Andrew A. Markus, and
each of them acting singly, as its true and lawful attorney-in-fact, with full
power and authority as hereinafter described on behalf of and in the name, place
and stead of the undersigned to:

(1) prepare, execute, acknowledge, deliver, file and/or maintain Forms 3, 4 and
5 (including any amendments thereto) with respect to the securities of
Trupanion, Inc. (the "Company"), with the United States Securities and Exchange
Commission and any national securities exchanges, as considered necessary or
advisable under Section 16(a) of the Securities Exchange Act of 1934 and the
rules and regulations promulgated thereunder, as amended from time to time (the
"Exchange Act");

(2) perform any and all other acts which in the discretion of each such
attorney-in-fact are necessary or desirable for and on behalf of the undersigned
in connection with the foregoing.

Each of the undersigned acknowledges that:

(1) this Power of Attorney authorizes, but does not require, each such
attorney-in-fact to act in his discretion on information provided to such
attorney-in-fact without independent verification of such information;

(2) any documents prepared and/or executed by each such attorney-in-fact on
behalf of the undersigned pursuant to this Power of Attorney will, subject to
any applicable law, be in such form and will contain such information and
disclosure as such attorney-in-fact, in his discretion, deems necessary or
desirable;

(3) neither of the attorneys-in-fact assumes (i) any liability for the
undersigned's responsibility to comply with the respective requirements of the
Exchange Act, (ii) any liability of the undersigned for any failure to comply
with such requirements, or (iii) any obligation or liability of the undersigned
for profit disgorgement under Section 16(b) of the Exchange Act; and

(4) this Power of Attorney does not relieve the undersigned from responsibility
for compliance with the undersigned's obligations under the Exchange Act,
including without limitation the reporting requirements under Section 16 of the
Exchange Act.

Each of the undersigned hereby gives and grants each of the foregoing
attorneys-in-fact full power and authority to do and perform all and every act
and thing whatsoever requisite, necessary or appropriate to be done in and about
the foregoing matters as fully to all intents and purposes as such undersigned
might or could do if present, hereby ratifying all that each such
attorney-in-fact of, for and on behalf of such undersigned, shall lawfully do or
cause to be done by virtue of this Power of Attorney.

This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4 and 5 with respect to the
undersigned's holdings of and transactions in securities issued by the Company,
unless earlier revoked by the undersigned in a signed writing delivered to the
foregoing attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 17th day of July, 2014.

                                        RenaissanceRe Holdings Ltd.

                                        By: /s/ Stephen H. Weinstein
                                        ----------------------------------------
                                             Name: Stephen H. Weinstein
                                             Title:Senior Vice President
                                                   and General Counsel

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 17th day of July, 2014.

                                        Renaissance Other Investments
                                        Holdings II Ltd.

                                        By: /s/ Stephen H. Weinstein
                                        ----------------------------------------
                                             Name: Stephen H. Weinstein
                                             Title:Senior Vice President
                                                   and General Counsel

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 17th day of July, 2014.

                                        RenaissanceRe Ventures Ltd.

                                        By: /s/ Aditya K. Dutt
                                        ----------------------------------------
                                             Name: Aditya K. Dutt
                                             Title: President