What does Su mean?
Associated with: lily (flower).
(female) Suli, Suna, ..
(male) Suny, Sure, ..
How popular is Su?
Su is a very prominent first name for women (#1731 out of 4276, Top 40%) and also a very prominent last name for all people (#3835 out of 150436, Top 3%). (2000 U.S. Demographics)
Popular related forms of Su (unlisted) are Susan (#851 from current records), Suzi, Suzie, Suzy, Suzan, Susie, Sudie, Sue and San. Other forms, like Suze, are uncommon. These relations of Su were at the height of their popularity 64 years ago (average #987) and have become much less conventional since (#1872, ▼99.7%), with versions like Sue becoming somewhat outmoded. Displayed below is a comparison of the usage of Su and related names. (Top 2000 Names, 2014)