Exhibit 21.1

PROSPERITY BANCSHARES, INC.

LIST OF SUBSIDIARIES

Direct Subsidiaries		Jurisdiction of Organization		Parent Entity
Prosperity Bank		Texas		Prosperity Bancshares, Inc.
Prosperity Interim Corporation		Texas		Prosperity Bancshares, Inc.
Indirect Subsidiaries		Jurisdiction of Organization		Parent Entity
Coppermark Card Services, Inc.		Oklahoma		Prosperity Bank
Citizens Insurance Agency of Texas, Inc.		Texas		Prosperity Bank
HSUMY, Inc.		Oklahoma		Prosperity Bank
LegacyTexas Holdings, Inc.		Texas		Prosperity Bank