Most Common Last Name in Every State

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6. Colorado
> Most common: Smith (66,000)
> 2nd most common: Johnson (61,353)
> 3rd most common: Martinez (49,983)

Source: John Phelan / Wikimedia Commons

7. Connecticut
> Most common: Smith (33,000)
> 2nd most common: Johnson (25,000)
> 3rd most common: Brown (24,000)

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8. Delaware
> Most common: Smith (15,000)
> 2nd most common: Johnson (13,000)
> 3rd most common: Brown (12,000)

Source: James Willamor / Wikimedia Commons

9. Florida
> Most common: Smith (277,000)
> 2nd most common: Williams (212,000)
> 3rd most common: Rodriguez (209,000)

Source: Daniel Mayer / Wikimedia Commons

10. Georgia
> Most common: Smith (208,000)
> 2nd most common: Williams (169,000)
> 3rd most common: Johnson (154,000)