Rush Hudson Limbaugh I (September 27, 1891 – April 8, 1996) was an American legislator, and ambassador.

His legal career spanned nearly 80 years, and he argued cases before the Missouri Supreme Court, Internal Revenue Service Appellate Division, Interstate Commerce Commission, and National Labor Relations Board.

[5] In addition to his legal career, Limbaugh was active in civic affairs.

He was involved in the early development of Southeast Missouri Hospital, was active with the Boy Scout movement and worked with the Salvation Army for nearly fifty years.

In 2007, the Rush Hudson Limbaugh Sr. United States Courthouse located in Cape Girardeau, Missouri, was named after him[8] by the 110th United States Congress via Public Law 110-13.