Frank Robinson

Frank Robinson is Theodore Robinson's father who appears in a few of the Defenders Military comics and Thunderbird comics. He's also mentioned at some points in other comics. He's also the one who created Theodore's mech suit.

Story
Frank Robinson was born in 1965 and graduated high school in 1982. While in that high school, he met Theodore's mother, who started dating in 1981 and they eventually got married. 2 years later, they had a baby they named Theodore. In 2008, Frank developed Leukemia and was undergoing major treatments. He managed to survive for only 5 years, and eventually died on June 12th, 2013, Theodore being 15 at the time. It's unknown what happens to his wife as after Theodore joined a war with his friends, she was never seen again.