Jeff Danielson (born August 6, 1970) is a former Democratic Iowa State Senator.

Permanent statutory committees he serves on include: Public Retirement Systems and State Government Efficiency Review.

More recently Danielson has been exploring the legalization of online poker in the state of Iowa.

[5] Danielson previously served as President Pro Tempore of the Iowa Senate from 2006 to 2012.

[6] He found a job working as a lobbyist for the American Wind Energy Association, which led to a special election.