Home > -by Names

Boy Names Ending with -by

By ending baby names and what they mean, with 49 results. -by names are used more often as masculine names. Adoption of these boy names reached its apex 9 decades ago (ADOPTION OF 0.69%) and has become significantly reduced since (ADOPTION 0.11%, 84% LESS), with names like Bobby going out of style. Crosby (#696) is the most contemporarily stylish boy name in this list, while Bibby (TOP 11%) and Raby (5%) are common -by surnames. Here is the list of -by names for girls.

-by names

Abby - Colby | Corby - Selby | Shelby - Willoughby

Abby - Colby

Form of Abbey. .. Political activist Abbie Hoffman. Gender-neutral name. Abby (cf. Aeby, Aaby) is a common -by suffix surname.

Var. of Abbott. Source fr. Old English word. "Father, priest." Cross-gender use. Abby is unusual as a boys' name.

Form of Abelard. Stems fr. Old German. "Noble strength." Also used for girls. Abby was not a Top birth name in 2018.

Ebby, Abby4
Var. of Abner. Derivative of Hebrew. "Father of light." Abbo (UPPER 36%), Abbs (26%) are conventional surnames.


Form of Alban. Derived fr. Latin language. "From Alba." Cross-gender use. Alby is commonplace as a birth name compared to other versions.

Form of Ambrose. Stems fr. Greek word. "Immortal." Amay is a marginally favored boys' name. See also Amry.


From Old English word. "Ash tree home." Gender-neutral name. A moderately quaint boys' name, Ashby is found more often as a surname.

Form of Balbo. Stems fr. Latin word. "Mutterer." A peculiar baby name. See also Bailey.

Burnaby1, Barnaby
Var. of Barnabas. Root fr. Greek, Aramaic. "Son of consolation." Barnaby and Burnaby are rare as first names, and Barnaby is found commonly (TOP 9%) as a last name.


Var. of Bob. Derivative of Old English element. .. Bobbie and Bobby are pet forms .. Bobby is conventional (UPPER 7%) as a masculine name, and occurs commonly (UPPER 16%) as a last name. Gender-neutral name.

Top 2000 baby names ranking of -by names: Alby, Ashby, Bobby, Coby, Colby

Top 2000 baby names ranking of -by names: Jacoby, Koby, Robby

Robert and variants

Robby, Bobby2
Var. of Robert. Origin fr. Old German language. "Bright fame." Adoption of Bobby and Robby as children's names in 2018 was 7.5% less than a year ago.

Origin fr. Old Norse element. "Fighter's estate." Burnaby is scarce as a given name. See also Barnabey.

Busby, var. Bussby
Based on Scottish, Old Norse. "Village in the thicket." Not in popularity charts.

Origin fr. Old English element. "Fighter's settlement." Caby and Chadby are creative forms. See also Canby.

Stems fr. Middle English language. "Settlement near the reeds." Canby is not in the Top 2000. See also Cadby.

Jacob and variants

Jacoby, Cobby
Var. of Jacob. Based on Hebrew word. "He who supplants." Jacoby is in the Top 2000.

Coby and variants

Coby1, var. Koby1
Possibly a diminutive of Coburn, or .. Coby and Koby are more widely used as birth names among these versions.


Var. of Coburn. Stems fr. Scottish, English elements. .. "burn" likely refers to a small .. Uncommon, with usage of 0.006% for Coby as a baby name in 2018, higher than 0.006% the year before. See also Toby.

Koby2, Coby3
Forms of Kobi. Stems fr. Hungarian. .. Basketball player Kobe Bryant. Coby and Koby are more commonplace as birth names compared to other versions.

Colby and variants

Colby, var. Collby
Derived fr. Old Norse word. "Swarthy person's settlement." Adoption of Colby and Collby as birth names in 2018 was down 58.8% compared to the previous decade.

Quick Reference

Summary Index of names [and variants] for -by names for boys.

1. Abby - Colby
Abbey [Abby], Abbott [Abby], Abelard [Abby], Abner [Ebby, Abby], Alban [Alby], Ambrose [Amby], Ashby, Balbo [Bailby], Barnabas [Burnaby, Barnaby], Bob [Bobby], Robert [Robby, Bobby], Burnaby, Busby [Bussby], Cadby, Canby, Jacob [Cobby, Jacoby], Coby [Koby], Coburn [Coby], Kobi [Koby, Coby], Colby [Collby]

Corbett [Corby], Corbin [Corby], Crosby, Darby [Derby], Denby [Danby], Derby, Digby, Gabriel [Gaby, Gabby], Gibson [Gibby], Gilby [Gillby], Job [Joby], Kelby [Kellby], Kirby [Kerby, Kirkby], Kolby [Kelby], Nickleby, Quimby [Quinby], Rob [Robby], Reuben [Ruby], Rugby, Selby [Shelby]

Shelby, Somerby [Somersby, Sommersby], Tobias [Toby, Thoby], Toby [Thoby], Welby [Wellby], Westby, Wetherby [Weatherby], Whitby, Willoughby [Willughby]

Usage comparison for -by names