Most Common Last Names in South Dakota

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

Population
886,667
Census 2020
Top Surname
Smith
Most common in SD
Unique Surnames
200
Estimated in SD
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South Dakota Demographics

South Dakota has a population of 886,667 (2020 Census). The demographic composition helps explain which surnames are most prevalent in the state.

82.0%
8.7%
White 82.0% Hispanic 4.4% Black 2.3% Asian/Pacific 1.5% Native American 8.7% Two+ Races 1.1%

Top 200 Most Common Surnames in South Dakota

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

# Surname Origin Est. Frequency National Rank
1 Smith English 4,324 #1
2 Johnson English 2,868 #2
3 Miller English 2,422 #7
4 Brown English 2,097 #4
5 Jones Welsh/English 1,986 #5
6 Williams Welsh/English 1,896 #3
7 Davis Welsh/English 1,743 #8
8 Anderson English/Scandinavian 1,468 #15
9 Wilson English 1,351 #14
10 Martin English/French 1,310 #20
11 Taylor English 1,230 #17
12 Moore English/Irish 1,203 #18
13 Thompson English 1,158 #23
14 White English 1,083 #24
15 Clark English 1,046 #27
16 Thomas Welsh/English 1,007 #16
17 Baker English 832 #44
18 Nelson English/Scandinavian 821 #43
19 Allen English/Celtic 815 #33
20 King English 815 #34
21 Harris English/Welsh 812 #25
22 Young English 803 #32
23 Adams English 789 #42
24 Lewis Welsh/English 780 #29
25 Walker English 772 #31
26 Wright English 756 #35
27 Hall English 737 #45
28 Jackson English 727 #19
29 Roberts Welsh/English 724 #50
30 Campbell Scottish 708 #47
31 Hill English 701 #39
32 Phillips English/Welsh 688 #52
33 Scott English/Scottish 665 #36
34 Robinson English 655 #30
35 Lee English/Chinese/Korean 639 #21
36 Murphy Irish 636 #64
37 Green English 616 #41
38 Cook English 614 #65
39 Evans Welsh 607 #53
40 Mitchell English 589 #48
41 Collins Irish/English 589 #59
42 Morris Welsh/English 585 #62
43 Peterson English/Scandinavian 582 #71
44 Parker English 581 #56
45 Rogers English 567 #66
46 Turner English 561 #54
47 Stewart Scottish/English 561 #61
48 Carter English 552 #49
49 Wood English 550 #84
50 Morgan Welsh 542 #69
51 Cox English 535 #78
52 Kelly Irish 519 #74
53 Edwards English 518 #58
54 Bailey English 501 #72
55 Reed English 492 #73
56 Ward English 490 #79
57 Myers English 481 #96
58 Sullivan European 480 #105
59 Cooper English 476 #70
60 Bennett English 471 #86
61 Hughes Welsh/English 460 #90
62 Long English 455 #97
63 Fisher English 440 #112
64 Price Welsh 433 #91
65 Howard English 426 #75
66 Russell Unknown 424 #104
67 Gray English/Scottish 422 #87
68 Watson English 417 #81
69 Reynolds Unknown 403 #121
70 Foster English 396 #99
71 Ross Scottish 395 #98
72 Richardson English 390 #80
73 Olson English 384 #157
74 Brooks English 381 #82
75 Perry Unknown 378 #103
76 Powell English 377 #101
77 Stevens Unknown 375 #135
78 Snyder English 372 #165
79 West Unknown 368 #125
80 Cole Unknown 366 #126
81 Wagner English 356 #173
82 Kennedy Unknown 355 #146
83 Barnes Spanish/Portuguese 354 #110
84 Hamilton English 353 #119
85 Meyer English 353 #183
86 Sanders English 351 #94
87 Graham English 351 #120
88 Patterson English 345 #117
89 Murray Unknown 345 #136
90 Schmidt German 345 #185
91 Mcdonald Irish/Scottish 344 #143
92 Gibson English 343 #130
93 Butler English 342 #108
94 Wallace Unknown 341 #123
95 Bell Unknown 338 #106
96 Hayes Spanish/Portuguese 336 #127
97 Fox European 332 #180
98 Ellis Unknown 331 #131
99 Burns Unknown 330 #155
100 Henderson English 327 #109
101 James English 326 #85
102 Stone Italian 326 #178
103 Ryan European 325 #193
104 Wells Unknown 324 #147
105 Jenkins Unknown 323 #102
106 Jordan Unknown 321 #116
107 Hansen Scandinavian 321 #204
108 Griffin Unknown 317 #122
109 Webb Unknown 317 #152
110 Rose Unknown 312 #177
111 Harrison English 311 #141
112 Simmons Unknown 306 #114
113 Hoffman English 305 #224
114 Marshall Unknown 304 #139
115 Owens Unknown 301 #140
116 Weaver English 301 #192
117 Garcia Spanish 299 #6
118 Alexander English 299 #118
119 Nichols Unknown 297 #189
120 Johnston English 297 #225
121 Tucker English 292 #153
122 Palmer English 292 #172
123 Mills Unknown 292 #182
124 Kelley English 292 #198
125 Hunt Unknown 291 #169
126 Simpson English 288 #158
127 Shaw Unknown 288 #164
128 Rice Unknown 288 #184
129 Ford English 287 #137
130 Black Unknown 287 #174
131 Larson English 287 #247
132 Bryant Unknown 283 #128
133 Peters Unknown 282 #205
134 Carlson English 282 #252
135 Crawford English 281 #156
136 Robertson English 281 #175
137 Dunn French 281 #197
138 Arnold Unknown 280 #201
139 Porter English 279 #159
140 Pierce Unknown 278 #202
141 Freeman English 277 #151
142 Carpenter English 277 #231
143 Carroll Unknown 276 #215
144 Mason English 275 #166
145 Elliott Unknown 275 #210
146 Coleman English 274 #107
147 Hart Unknown 274 #207
148 Obrien European 274 #258
149 Ferguson English 272 #188
150 Martinez Spanish 270 #10
151 Jensen Scandinavian 268 #265
152 Hicks Unknown 266 #170
153 Warren Unknown 266 #181
154 Stephens Unknown 266 #190
155 Gardner English 266 #194
156 Rodriguez Spanish 265 #9
157 Henry Unknown 264 #149
158 Burke European 261 #246
159 Woods Unknown 260 #144
160 Gordon Unknown 260 #161
161 Duncan French 257 #212
162 Lane French/Spanish 257 #216
163 Richards Unknown 255 #228
164 Payne Unknown 254 #195
165 Weber English 254 #283
166 Hanson English 253 #276
167 Chapman English 252 #236
168 Wheeler English 251 #243
169 Hunter English 248 #160
170 Ray Unknown 248 #220
171 Cunningham English 247 #211
172 Knight Unknown 246 #209
173 Walsh European 245 #295
174 Schultz European 245 #297
175 Bishop Unknown 244 #262
176 Boyd Unknown 243 #176
177 Armstrong Unknown 243 #213
178 Riley English 243 #217
179 Spencer English 242 #199
180 Lynch Unknown 240 #259
181 Andrews Unknown 239 #218
182 Morrison English 238 #250
183 Schneider English 238 #312
184 Bradley English 236 #208
185 Berry Unknown 234 #222
186 Hernandez Spanish 229 #11
187 Perkins Unknown 228 #223
188 Hudson English 225 #214
189 Welch Unknown 225 #284
190 Holmes Spanish/Portuguese 224 #171
191 Lawrence French/Spanish 223 #232
192 Gilbert Unknown 222 #268
193 Keller English 222 #317
194 Howell English 221 #272
195 Jacobs Unknown 220 #257
196 Williamson English 220 #267
197 Lawson English 219 #256
198 Dixon Italian 218 #167
199 Carr Unknown 218 #255
200 Dean French/Spanish 217 #269
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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 South Dakota'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 South Dakota.

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

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