Hóngyī fǎshī chūjiā qián de súmíng shì Lǐ Shūtóng.
Before he became a monk, Master Hongyi's secular name was Li Shutong.
Tips
usage
In the first sense the opposite is 学名, the scientific name: 乙酸 is the chemist's name for acetic acid, 醋酸 its 俗名. In the second sense it is the name a monk or nun had before taking vows; the name given at ordination is the 法号.