Last Names Starting with K

9,246 surnames found in U.S. Census data starting with K. Sorted by Census rank.

Rank Name Est. Bearers Per 100K Rarity
#34 King 529,972 157.78 Very Common
#74 Kelly 304,487 90.65 Common
#77 Kim 298,743 88.94 Common
#146 Kennedy 201,402 59.96 Common
#198 Kelley 160,221 47.70 Common
#209 Knight 155,687 46.35 Common
#317 Keller 111,886 33.31 Common
#392 Klein 92,774 27.62 Uncommon
#427 Khan 86,728 25.82 Uncommon
#526 Kramer 72,788 21.67 Uncommon
#623 Kirk 61,939 18.44 Uncommon
#633 Kirby 61,233 18.23 Uncommon
#680 Kane 57,606 17.15 Uncommon
#698 Koch 56,262 16.75 Uncommon
#711 Kaur 55,523 16.53 Uncommon
#718 Keith 55,221 16.44 Uncommon
#753 Kemp 52,534 15.64 Uncommon
#761 Kline 51,694 15.39 Uncommon
#769 Knox 50,955 15.17 Uncommon
#771 Kerr 50,921 15.16 Uncommon
#778 Kent 50,485 15.03 Uncommon
#825 Knapp 47,562 14.16 Uncommon
#946 Krueger 41,852 12.46 Uncommon
#1007 Kaufman 39,669 11.81 Uncommon
#1009 Krause 39,535 11.77 Uncommon
#1037 Key 38,157 11.36 Uncommon
#1039 Kaiser 38,124 11.35 Uncommon
#1060 Kidd 37,788 11.25 Uncommon
#1084 Kang 36,680 10.92 Uncommon
#1101 Katz 36,176 10.77 Uncommon
#1102 Kuhn 36,176 10.77 Uncommon
#1113 Kinney 35,941 10.70 Uncommon
#1126 Kendall 35,538 10.58 Uncommon
#1161 Kirkland 34,496 10.27 Uncommon
#1196 Kaplan 33,690 10.03 Uncommon
#1216 Kessler 33,085 9.85 Uncommon
#1237 Kern 32,514 9.68 Uncommon
#1239 Knowles 32,414 9.65 Uncommon
#1259 Kendrick 31,776 9.46 Uncommon
#1266 Kenney 31,608 9.41 Uncommon
#1344 Kirkpatrick 29,894 8.90 Uncommon
#1357 Kumar 29,592 8.81 Uncommon
#1467 Kay 27,711 8.25 Uncommon
#1476 Kurtz 27,577 8.21 Uncommon
#1544 Kimball 26,536 7.90 Uncommon
#1592 Koenig 25,629 7.63 Uncommon
#1606 Kauffman 25,461 7.58 Uncommon
#1635 Kraft 25,091 7.47 Uncommon
#1667 Kilgore 24,621 7.33 Uncommon
#1730 Kearney 23,580 7.02 Uncommon