Exhibit 31.4

CERTIFICATION 

I, Ronald J. Nicolas, Jr., certify that:

1. I have reviewed this Amendment No. 1 on Form 10-K/A to the annual report on Form 10-K of Pacific Premier Bancorp, Inc.; and

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;

Dated: April 3, 2020	/s/ Ronald J. Nicolas, Jr.
	Ronald J. Nicolas, Jr.
	Senior Executive Vice President and Chief Financial Officer