| Birth Day | December 10, 1965 |
| Birth Place | Amherst, MA |
| J. Mascis age | 58 YEARS OLD |
| Birth Sign | Sagittarius |
Guitarist, singer, and Songwriter for the alternative rock band Dinosaur Jr.
He was in a hardcore band called Deep Wound.
He was ranked #86 on Rolling Stones 100 Greatest Guitar Players list.
His mother was an avid Golfer.
His vocals have been compared to the sound of Neil Young.
