What does Bay mean?
Bay \bay\ as a boys' name (also used as girls' name Bay). Geography name: an indentation of land in a coastline. Also generally a short form of Bailey, although it is sometimes used as an independent given name.
For more information, see also the related boy name Bayard.
Bay is an uncommon first name for men but a very popular surname for all people (#5071 out of 150436, Top 3%). (2000 U.S. Census)
Below is a charted comparison of the usage of Bay and related names. The only prominent related form of Bay (#unlisted) listed in the Top 1000 is Bailey. These boy names were at the apex of their popularity in 1997 (usage of 0.849%) and have become much less popular since, with Bailey becoming less stylish. (2014 Birth Statistics)
Bay is pronounced similarly to Bayou, Beau, Bo, Boe and Bow. Other suggested similar baby names are Ban, Bar, Bat, Bax, Baz, Bly, Bray, Day, Fay▼, Gay, Jay▼, Kay▼, Ray▼, Tay and Way. These names tend to be more frequently used than Bay.