Jim Messina is 66 years old today 12-5. He was born in 1947. Messina is a musician, songwriter, singer, recording engineer and record producer. He was a member of folk rock group Buffalo Springfield, a founding member of country rock pioneering group Poco, and half of the 70's rock duo Loggins and Messina. Jimmy lives in Santa Ynez, Cali (not far from where Michael Jackson's Neverland was).