CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY
ACT OF 2002

I, Lisa M. Jones, certify that, to the best of my
knowledge:

1.	The Form N-CSR (the Report) of Pioneer
Diversified High Income Trust (the Trust)
fully complies for the period covered
by the Report with the requirements of Section
13(a) or 15 (d), as applicable, of the Securities
Exchange Act of 1934; and

2.	The information contained in the Report fairly
presents, in all material respects, the financial
condition and results of the operations of the
Trust.



Date: July 1, 2019



/s/ Lisa M. Jones
Lisa M. Jones
Trustee, President and Chief Executive Officer


This certification is being furnished pursuant to
Rule 30a-2(b) under the Investment Company Act
of 1940, as amended, and 18 U.S.C. section 1350
and is not being filed as part of the Report with the
Securities and Exchange Commission.

A signed original of this written statement required
by section 906 has been provided to the Trust and
will be retained by the Trust and furnished to the
Securities Exchange Commission or its staff upon
request.




CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY
ACT OF 2002

I, Mark E. Bradley, certify that, to the best of my
knowledge:

1.	The Form N-CSR (the Report) of Pioneer
Diversified High Income Trust (the Trust)
fully complies for the period covered
by the Report with the requirements of Section
13(a) or 15 (d), as applicable, of the Securities
Exchange Act of 1934; and

2.	The information contained in the Report fairly
presents, in all material respects, the financial
condition and results of the operations of the
Trust.



Date: July 1, 2019



/s/ Mark E. Bradley
Mark E. Bradley
Treasurer and Chief Financial & Accounting
Officer


This certification is being furnished pursuant to
Rule 30a-2(b) under the Investment Company Act
of 1940, as amended, and 18 U.S.C. section 1350
and is not being filed as part of the Report with the
Securities and Exchange Commission.

A signed original of this written statement required
by section 906 has been provided to the Trust and
will be retained by the Trust and furnished to the
Securities Exchange Commission or its staff upon
request.