Literature Reference: Zheng means upright, as in 'Shuowen'; Nan refers to the nanmu tree, as in 'Shuowen'.
正: Upright and pure. In names, it often conveys the meaning of handling affairs with justice and fairness, which is conducive to receiving support from noble benefactors.
楠: Nan bamboo, nan wood. In personal names, "Nan" conveys the meanings of steadfastness, stability, nobility, and extraordinary qualities.
Meaning: Upright as the nanmu tree, resilient and noble in character.