Dilman Kinsey Erb (July 16, 1857 – February 19, 1936) was an educator, farmer, and politician in Ontario, Canada.

He represented Perth South in the House of Commons of Canada from 1896 to 1904 as a Liberal member.

[1] He was born in Woolwich Township, Canada West,[1] the son of Isaac Erb and Hannah Kinsey.

[2] His family was of Swiss descent and came to Waterloo County by way of Pennsylvania.

Erb served four years as president of the Sebringville Flax Company.