- His full name is Rocky Mark Lynch
- He is the lead guitarist and vocalist of the band
- He taught himself and his brothers how to play guitar
- He has written some of the band's music along with Riker
- He has an Outie Belly Button, just like his brother Ross.
- Riker named him after the Colorado Rockies
- It is revealed in a LiveStream, he can spell his name in sign language.
- It is revealed in a LiveStream, that he prefers the night more than the morning.
- He has trouble getting up in the morning.
- He prefers tall girls, but he doesn't mind short girls.
- He prefers movies to books.
- He plays lead guitar.
- He is a key founder of R5.
- He writes most of R5's songs with Riker.
- He is known as the "Musical Genius".
- His favorite band is The Script.
- His favorite candy is Nerds.
- He plays lead guitar and vocals.
- His favorite color is lime green.
- He taught himself how to play guitar by watching Fall Out Boy videos.
- He taught Riker how to play bass and Ross how to play guitar.
- He likes to rap.
- He checks Twitter when he's bored.
- He can sleep almost anywhere.
- Like his brother Ross, he got a outie belly button.
- He wants to get an R5 tattoo on his arm.
- He has a tattoo on his upper arm.