When you sell more than 100 million records in your career, you're more than a genius, and if you played at Woodstock, you're from another planet. How old was Carlos Santana at Woodstock? Carlos Santana, just 22 years old, took the stage at Woodstock with overwhelming energy. Although he had used psychedelic substances before playing, this didn't stop him from delivering an unforgettable performance. Who played with Santana at Woodstock? Front: Michael Shrieve, Michael Carabello, and "Chepito." Michael Shrieve joined Carlos Santana's band at the age of nineteen (1968), to perform at the Woodstock Festival. What guitar did Santana use at Woodstock? Red Gibson SG The red Gibson SG that Santana used at Woodstock is now on display at the Hard Rock Café in Marbella. Pop Rock Universe