What is the name of Rodricks band?

It appears you are asking about Rodrick Heffley, the fictional character from the Diary of a Wimpy Kid series. Rodrick is in a band, but it doesn't actually have a name.

In the books, the band is often referred to as "Rodrick's Band", "Rodrick's Punk Rock Band", or simply "the band".

Let me know if you have any other questions!