Nathan Horner ECA MLA (born 1980/1981) is a Canadian politician who is Alberta's Minister of Finance and President of Treasury Board, elected in the 2019 Alberta general election to represent the electoral district of Drumheller-Stettler in the 30th Alberta Legislature as a member of the United Conservative Party (UCP).

[5] Hugh, Norval, and Jack are the sons of former Canadian senator Ralph Horner.

He was appointed into the ministry on July 8, 2021, as Associate Minister of Rural Economic Development.

[6] As Minister Horner supported the Alberta Agri-Processing Investment Tax Credit, describing how it would “support growth, diversify the province’s economy and ensure producers have a competitive market for their goods.” The province announced the program would have investments of more than $10 million in the agri-processing industry qualify for a 12 percent tax credit.

[7] Horner also advocated that the province improve rural access to healthcare and praised Alberta's 2023 budget.