http://thinkprogress.org/justice/2016/02/15/3749669/grassley-delay-supreme-court-nomination/
"The last justice to be confirmed during a presidential election was Justice Anthony Kennedy, who was nominated by President Reagan in 1987, was confirmed by a vote of 97-to-0 in February 1988. Grassley, who was then a member of the Senate Judiciary Committee, voted to confirm Kennedy."