Colby appears in 2007`s top-1000 name list at rank 282.. 2001 was a `top year` for the name Colby. (Based on 128 years of name history) In that year it ranked #99. The last time Colby appeared among the most common names was in 1970. Our records go back to 1880

Year	Rank	Rank
2007	282
2006	272
2005	220
2004	185
2003	180
2002	125
2001	99
2000	233
1999	224
1998	220
1997	228
1996	225
1995	209
1994	200
1993	200
1992	197
1991	202
1990	244
1980	532
1970	699
1960	---
1950	---
1940	---
1930	---
1920	---
1910	---
1900	---
1890	---
1880	---