History
Seg-El was the traditionalist father of Jor-El. He considered Jor an embarrassment due to him going against Kryptonian values. An example of this is when Jor-El asked him if he could meet the woman whom he was to procreate with. Seg considered that idea as unorthodox and was enraged.
Other Media
Krypton
A younger Seg-El is the protagonist of the series.