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.
Affiliated boy name: Bayard.
(male) Bary, Baxy, ..
(female) Baly, Bayce, ..
How popular is Bay?
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. Demographics)
Below is a charted comparison of the usage of Bay and related names. Prominent related forms of Bay (not in Top 2000) listed in the Top 2000 are Bailey (#1308 the previous year), Bayley, Baylee, Bayard and Baily. Other variants, like Baley, are seldom used. These relations of Bay were at the apex of their popularity 17 years ago (adoption of 0.13%) and have become much less common since (adoption 0.01%, ▼94.7%). (2014 Birth Statistics)
Bay is pronounced similarly to Bayou, Beau▲, Bo▲, Boe and Bow. Other suggested similar 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.