YO!!! I was thinking something similar.
Clark - ISFJ (Think Henry Cavill in interviews)
Connor - ESFP entertainer (Think Tyler Hoechlin in interviews; or Hal Jordan or Dennis Rodman)
Jon - ESFJ (Think Chris Evans in interviews)
Personality Database is actually pretty good for DC characters: https://www.personality-database.com/
Lois is an ESTP by the way (like Captain Kirk), so Jon would be more extroverted like she is. (Wallace and Wally West are both also ESTPs)
Also, Damian is an ENTJ (Simon Cowell; Arnold Schwarzenegger; Aquaman; Lex; Thanos; Darkseid; Frank Miller's Batman)