John Albert McShane (August 25, 1850 – November 10, 1923) was an American Democratic Party politician. He was the first Democrat to be elected to the United States House of Representatives from Nebraska. McShane was born in New Lexington, Ohio, on August 25, 1850. In 1871, he moved to the Wyoming Territory, and in 1874 he moved to Omaha, Nebraska. He started out in the livestock business but eventually became a director of the First National Bank of Omaha. McShane died in Omaha on November 10, 1923; he was buried in Holy Sepulchre Cemetery in Omaha.