Groening famously named the main Simpson characters after members of his own family: his parents, Homer and Margaret (Marge or Marjorie in full), and his younger sisters, Lisa and Margaret (Maggie).
Groening je glavne likove iz Simpsona nazvao po članovima vlastite obitelji: njegovim roditeljima, Homeru i Margaret (Marge ili Marjorie u Simpsonima) i mlađim sestrama, Lisi i Margaret (Maggie).