Exhibit 23.3
CONSENT OF INDEPENDENT ACCOUNTANTS
We hereby consent to the incorporation by reference in this Registration Statement on Form S-3 of
Nabors Industries Ltd. of our report dated February 25, 2010 relating to the consolidated financial
statements of NFR Energy, LLC as of and for the year ended December 31, 2009, which appears in
Nabors Industries Ltd.’s Annual Report on Form 10-K for the year
ended December 31, 2009. We also consent to the reference to us
under the heading “Experts” in such Registration Statement.
/s/ PricewaterhouseCoopers LLP
Houston, Texas
August 23, 2010
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference in this Registration Statement on Form S-3 of
our report dated February 26, 2010 relating to the consolidated financial statements, financial
statement schedule and the effectiveness of internal control over financial reporting of Nabors
Industries Ltd., which appears in Nabors Industries Ltd.’s Annual Report on Form 10-K for the year
ended December 31, 2009. We also consent to the reference to us
under the heading “Experts” in such Registration Statement.
/s/ PricewaterhouseCoopers
Houston, TX
August 23, 2010