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Sidney meaning and name origin
Sidney \s(i)-dney, sid-ney\ as a girl's name (also used as boy's name Sidney), is pronounced SID-nee. It is of Old English origin, and the meaning of Sidney is "wide island". Also possibly derived from the Norman French place name Saint Denis. First used as a given name in the 18th century, and popular in the 19th century. See also Sydney.
Sidney has 5 variant forms: Siddeny, Sideny, Sidneigh, Sidni and Sidnie.
Baby names that sound like Sidney are Cidney and Sidnee.
View a list of the 2 names that reference Sidney.
Popularity of Sidney
Sidney is a very popular first name for women (#1483 out of 4276) and also a very popular surname or last name for all people (#10979 out of 88799). (1990 U.S. Census)
Displayed below is the baby names popularity of the name Sidney for girls. (2010 statistics) Compare Sidney with its variant forms and related girl baby names.