印地安纳县（Indiana County, Pennsylvania）是位于美国宾夕法尼亚州西部的一个县。面积2,161平方公里。根据美国人口调查局2000年统计，共有人口89,605人。县治印地安纳。

成立于1803年3月30日。县名可能来自印地安纳准州。

印第安纳县是美国影星及空军将军詹姆斯·史都华的故乡。

Indiana County is a county located in the U.S. state of Pennsylvania. As of the 2010 census, the population was 88,880. Its county seat is Indiana. The county was created on March 30, 1803, from parts of Westmoreland and Clearfield counties and later organized in 1806. It is probably named for the Indiana Territory.