Sgt. Joe Rock is the grandson of legendary World War II hero Sgt. Frank Rock.


His father passed away and his mother fell into a coma while he was in the service.[1] Briefly married at the age of 22, his wife died a year later and he was left alone.[2]


  • Joseph Rock was one of many characters who was introduced into the DCnU (formerly known as DCU) after the 2011 relaunch.



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