Daniel Brodhead Heiner (December 30, 1854 – February 14, 1944) was an American lawyer and politician who served as a two-term Republican member of the U.S. House of Representatives from Pennsylvania from 1893 to 1897.

He was admitted to the bar of Armstrong County, Pennsylvania, in 1882 and commenced practice in Kittanning.

He was elected district attorney of Armstrong County in 1885, reelected in 1888, and served until January 1, 1892.

[1] Heiner was elected as a Republican to the Fifty-third and Fifty-fourth Congresses.

He was appointed on February 2, 1902, as internal-revenue collector for the twenty-third district of Pennsylvania by President Theodore Roosevelt and served until November 1, 1913.