Petrobras - Petroleo Brasileiro SA 6-K, filed Oct 13, 2020

UNITED STATES

SECURITIES ANDEXCHANGE COMMISSION

Washington,D.C. 20549

FORM 6-K

REPORT OF FOREIGNPRIVATE ISSUER

PURSUANT TORULE 13A-16 OR 15D-16

UNDER THE SECURITIESEXCHANGE ACT OF 1934

For the monthof October 2020

Commission FileNumber 001-15106

PETRÓLEOBRASILEIRO S.A. - PETROBRAS

(Exact name of registrant as specified in its charter)

Brazilian PetroleumCorporation - PETROBRAS

(Translation of Registrant's name into English)

Avenida Repúblicado Chile, 65

20031-912 - Rio de Janeiro, RJ

Federative Republic of Brazil

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F x Form 40-F ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ¨

This report on Form 6-K is incorporated by reference in the Registration Statement on Form F-3 of Petróleo Brasileiro S.A. — Petrobras (No. 333-229096-01) and Petrobras Global Finance B.V. – PGF (No. 333-229096).

Exhibit 15.1 — Awareness Letter of KPMG Auditores Independentes.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Exhibit 15.1

KPMG Auditores Independentes

Rua do Passeio, 38, setor 2, 17º andar - Centro

20021-290 - Rio de Janeiro - RJ

Caixa Postal 2888 - CEP 20001-970 - Rio de Janeiro/RJ

• Brasil

Telefone +55 (21) 2207-9400, Fax +55 (21) 2207-9000

www.kpmg.com.br

October 13, 2020

Petróleo Brasileiro S.A. - Petrobras

Avenida República do Chile 65

Rio de Janeiro – RJ

Petrobras Global Finance B.V. – PGF

Weena 762, 3014 DA

Rotterdam, The Netherlands

Re: Registration Statements on Form F-3 (File No. 333-229096 and 333-229096-01), dated December 28, 2018, as amended on March 1, 2019

With respect to the registration statements on Form F-3 of Petróleo Brasileiro S.A. – Petrobras and Petrobras Global Finance B.V. (File No. 333-229096 and 333-229096- 01), dated December 28, 2018, as amended on March 1, 2019, we acknowledge our awareness of the use and incorporation by reference therein of our report dated July 30, 2020 related to our review of interim financial information of Petróleo Brasileiro S.A. – Petrobras as of June 30, 2020 and for the three-month and six-month periods ended June 30, 2020 and 2019, included in its Form 6-K furnished to the Securities and Exchange Commission on July 31, 2020, as amended by Form-6K/A furnished by the Company to the SEC on September 4, 2020.

Pursuant to Rule 436 under the U.S. Securities Act of 1933, as amended (the “Act”), such report is not considered part of a registration statement prepared or certified by an independent registered public accounting firm, or a report prepared or certified by an independent registered public accounting firm within the meaning of Sections 7 and 11 of the Act.