1984 Illinois Republican presidential primary

The 1984 Illinois Republican presidential primary was held on March 20, 1984, in the U.S. state of Illinois as one of the Republican Party's statewide nomination contests ahead of the 1984 presidential election. Incumbent Republican President Ronald Reagan won the primary easily without a competitor, but a Write-in candidate has appearance on the ballot, but only received 0.06% of the popular vote. No delegates were in the presidential primary.

Candidates
The following candidates achieved on the ballot, Ronald Reagan was the only one on the ballot, but write-in candidate has appearance.


 * Ronald Reagan


 * Write-in candidate

Results
President Reagan won the primary in a landslide, received over 99.9% of the popular vote, write-in candidate received 0.06% of the popular vote. No delegates were in the presidential primary.