Main Page | See live article | Alphabetical index In the Roman calendar the Ides of March falls on March 15th. The date is famous because Julius Caesar was assassinated on the Ides of March, 44 BC. (In March, May, July, and October, the ides is the 15th; in all other months it is the 13th. See calendar.) This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.