Most Common Last Names in Wyoming

Explore the top 200 most popular surnames in Wyoming (WY), estimated from US Census data using demographic analysis.

Population
576,851
Census 2020
Top Surname
Smith
Most common in WY
Unique Surnames
200
Estimated in WY
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Wyoming Demographics

Wyoming has a population of 576,851 (2020 Census). The demographic composition helps explain which surnames are most prevalent in the state.

83.7%
10.1%
White 83.7% Hispanic 10.1% Black 1.3% Asian/Pacific 1.1% Native American 2.7% Two+ Races 1.1%

Top 200 Most Common Surnames in Wyoming

These surnames are estimated to be the most common in Wyoming based on national surname frequency data weighted by WY's demographic composition (BISG method).

# Surname Origin Est. Frequency National Rank
1 Smith English 2,863 #1
2 Johnson English 1,893 #2
3 Miller English 1,608 #7
4 Brown English 1,384 #4
5 Jones Welsh/English 1,309 #5
6 Williams Welsh/English 1,246 #3
7 Davis Welsh/English 1,152 #8
8 Anderson English/Scandinavian 973 #15
9 Wilson English 894 #14
10 Martin English/French 871 #20
11 Taylor English 813 #17
12 Moore English/Irish 796 #18
13 Thompson English 767 #23
14 White English 716 #24
15 Clark English 693 #27
16 Thomas Welsh/English 663 #16
17 Baker English 552 #44
18 Nelson English/Scandinavian 544 #43
19 Allen English/Celtic 540 #33
20 King English 540 #34
21 Harris English/Welsh 535 #25
22 Young English 531 #32
23 Adams English 523 #42
24 Lewis Welsh/English 514 #29
25 Walker English 509 #31
26 Wright English 500 #35
27 Hall English 488 #45
28 Roberts Welsh/English 480 #50
29 Jackson English 476 #19
30 Campbell Scottish 469 #47
31 Hill English 463 #39
32 Phillips English/Welsh 456 #52
33 Scott English/Scottish 439 #36
34 Robinson English 431 #30
35 Murphy Irish 422 #64
36 Lee English/Chinese/Korean 420 #21
37 Cook English 407 #65
38 Green English 406 #41
39 Evans Welsh 402 #53
40 Collins Irish/English 390 #59
41 Mitchell English 389 #48
42 Morris Welsh/English 387 #62
43 Peterson English/Scandinavian 386 #71
44 Parker English 384 #56
45 Rogers English 376 #66
46 Turner English 371 #54
47 Stewart Scottish/English 371 #61
48 Wood English 365 #84
49 Carter English 364 #49
50 Morgan Welsh 359 #69
51 Cox English 355 #78
52 Kelly Irish 344 #74
53 Edwards English 342 #58
54 Bailey English 332 #72
55 Reed English 326 #73
56 Ward English 324 #79
57 Myers English 319 #96
58 Sullivan European 318 #105
59 Garcia Spanish 315 #6
60 Cooper English 315 #70
61 Bennett English 312 #86
62 Hughes Welsh/English 305 #90
63 Long English 302 #97
64 Fisher English 292 #112
65 Rodriguez Spanish 288 #9
66 Price Welsh 287 #91
67 Martinez Spanish 286 #10
68 Howard English 282 #75
69 Russell Unknown 281 #104
70 Gray English/Scottish 279 #87
71 Watson English 276 #81
72 Reynolds Unknown 267 #121
73 Foster English 262 #99
74 Ross Scottish 261 #98
75 Hernandez Spanish 260 #11
76 Richardson English 257 #80
77 Olson English 255 #157
78 Brooks English 251 #82
79 Powell English 250 #101
80 Perry Unknown 250 #103
81 Stevens Unknown 249 #135
82 Snyder English 247 #165
83 West Unknown 243 #125
84 Cole Unknown 242 #126
85 Wagner English 236 #173
86 Kennedy Unknown 235 #146
87 Meyer English 235 #183
88 Barnes Spanish/Portuguese 234 #110
89 Hamilton English 234 #119
90 Sanders English 232 #94
91 Graham English 232 #120
92 Lopez Spanish 230 #12
93 Schmidt German 229 #185
94 Patterson English 228 #117
95 Murray Unknown 228 #136
96 Mcdonald Irish/Scottish 228 #143
97 Gibson English 227 #130
98 Butler English 226 #108
99 Wallace Unknown 225 #123
100 Bell Unknown 223 #106
101 Hayes Spanish/Portuguese 222 #127
102 Fox European 220 #180
103 Ellis Unknown 219 #131
104 Burns Unknown 219 #155
105 Henderson English 216 #109
106 Stone Italian 216 #178
107 Ryan European 216 #193
108 James English 215 #85
109 Wells Unknown 215 #147
110 Gonzalez Spanish 213 #13
111 Jenkins Unknown 213 #102
112 Jordan Unknown 213 #116
113 Hansen Scandinavian 213 #204
114 Webb Unknown 210 #152
115 Griffin Unknown 209 #122
116 Rose Unknown 207 #177
117 Harrison English 205 #141
118 Hoffman English 203 #224
119 Simmons Unknown 202 #114
120 Marshall Unknown 201 #139
121 Owens Unknown 199 #140
122 Weaver English 199 #192
123 Alexander English 198 #118
124 Nichols Unknown 197 #189
125 Johnston English 197 #225
126 Palmer English 194 #172
127 Mills Unknown 194 #182
128 Kelley English 194 #198
129 Tucker English 193 #153
130 Hunt Unknown 192 #169
131 Shaw Unknown 191 #164
132 Rice Unknown 191 #184
133 Ford English 190 #137
134 Simpson English 190 #158
135 Black Unknown 190 #174
136 Larson English 190 #247
137 Bryant Unknown 187 #128
138 Peters Unknown 187 #205
139 Carlson English 187 #252
140 Crawford English 186 #156
141 Robertson English 186 #175
142 Dunn French 186 #197
143 Arnold Unknown 186 #201
144 Porter English 185 #159
145 Pierce Unknown 185 #202
146 Carpenter English 184 #231
147 Freeman English 183 #151
148 Carroll Unknown 183 #215
149 Mason English 182 #166
150 Hart Unknown 182 #207
151 Elliott Unknown 182 #210
152 Obrien European 182 #258
153 Perez Spanish 180 #22
154 Coleman English 180 #107
155 Ferguson English 180 #188
156 Jensen Scandinavian 178 #265
157 Hicks Unknown 176 #170
158 Warren Unknown 176 #181
159 Stephens Unknown 176 #190
160 Gardner English 176 #194
161 Henry Unknown 174 #149
162 Burke European 173 #246
163 Gordon Unknown 172 #161
164 Woods Unknown 171 #144
165 Duncan French 170 #212
166 Lane French/Spanish 170 #216
167 Richards Unknown 169 #228
168 Weber English 169 #283
169 Payne Unknown 168 #195
170 Hanson English 168 #276
171 Chapman English 167 #236
172 Wheeler English 166 #243
173 Cunningham English 164 #211
174 Ray Unknown 164 #220
175 Hunter English 163 #160
176 Knight Unknown 163 #209
177 Walsh European 163 #295
178 Schultz European 163 #297
179 Sanchez Spanish 162 #26
180 Bishop Unknown 162 #262
181 Armstrong Unknown 161 #213
182 Riley English 161 #217
183 Boyd Unknown 160 #176
184 Spencer English 160 #199
185 Lynch Unknown 159 #259
186 Andrews Unknown 158 #218
187 Morrison English 158 #250
188 Schneider English 158 #312
189 Bradley English 156 #208
190 Berry Unknown 155 #222
191 Perkins Unknown 150 #223
192 Hudson English 149 #214
193 Welch Unknown 149 #284
194 Holmes Spanish/Portuguese 148 #171
195 Lawrence French/Spanish 147 #232
196 Gilbert Unknown 147 #268
197 Keller English 147 #317
198 Williamson English 146 #267
199 Howell English 146 #272
200 Lawson English 145 #256
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How We Estimate State Surnames

The US Census Bureau publishes national surname frequency data along with ethnic/racial distribution percentages for each surname. We combine this with Wyoming's demographic composition from the 2020 Census to estimate which surnames are most common in the state.

This approach, known as Bayesian Improved Surname Geocoding (BISG), is widely used in academic research and government applications. While individual estimates may vary, the overall rankings provide a reliable picture of surname prevalence in Wyoming.

Data sources: US Census Bureau Decennial Census 2010 (surnames) and 2020 (state demographics).

Browse Surnames by State

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