a. An unverified story handed down from earlier times, especially one popularly believed to be historical.
b. A body or collection of such stories.
c. A romanticized or popularized myth of modern times.
2. One that inspires legends or achieves legendary fame.
a. An inscription or a title on an object, such as a coin.
b. An explanatory caption accompanying an illustration.
c. An explanatory table or list of the symbols appearing on a map or chart.
Based on the definition of legend, I'd say no. He's semi-famous for marrying and divorcing Katy Perry. But "legendary," not so much.