Cosío Genealogical Records

Cosío Birth & Baptism Records

Mexico Baptisms (1560-1950)

An index to over 35 million Catholic baptism records, listing parents' names.

Miscellaneous Births & Baptisms Index (1534-1983)

A small index to several-hundred-thousand records from select countries.

Cosío Marriage & Divorce Records

Mexico Marriage Index (1570-1950)

An index to over 6 million marriage records, including date and place of marriage and the names of the bride and groom.

Miscellaneous Marriage Index (1662-1945)

An index to more than 30,000 marriage records, including personal details, names of relations and particulars of marriage.

Cosío Death & Burial Records

Jewish Online Worldwide Burial Registry (1550-Present)

A searchable database of over 1 million Jewish burials with photographs of the matzevot.

Mexico Death Index (1680-1940)

An index of around 300,000 death records. The index may include names of relatives and details of the death.

Cosío Census & Population Lists

1930 Mexico Census (1930)

An index to and images of records detailing around 14 million inhabitants of Mexico. The records detail families, places of birth, ages, occupations and more.

Newspapers Covering Cosío

Name Card Index to AP Stories (1905-1990)

An index to over 2.1 million people mentioned in Associated Press stories, including name, subject, location, date and a reference to the article.

Subject Card Index to AP Stories (1937-1985)

An index to around 500,000 Associated Press articles.

AP Stories & Newsfeatures (1937-1985)

An index to and digital images of hundreds-of-thousands of world newspaper articles.

Cosío Immigration & Travel Records

Mexico-US Border Crossings (1895-1964)

An index of aliens and some citizens crossing into the U.S. from Mexico via various ports of entry along the U.S.-Mexican border.

Cornish Emigrants to Latin America (1790-1920)

A database containing genealogical, biographical and immigratory data for Cornish men who emigrated to Latin America.

Cornish in Latin America (1815-1920)

Historical details of the Cornish migration to Latin America.

Cornish Miners in Mexico (1824-1947)

An index of Cornish miners in Mexico, with genealogical and brief biographical data.

Cosío Directories & Gazetteers

The American Gazetteer (1798)

One of the earliest attempt to form a comprehensive dictionary of places in The Americas.

CIA World Factbook (1994)

A statistic and descriptive gazetteer of nations.

World Foreign Gazetteer (1998)

Useful for locating places, this searchable gazetteer gives brief details, latitude and longitude for more than 1.5 million features, places and regions throughout the world.

Cosío Cemeteries

Billion Graves (1200-Present)

Photographs and transcriptions of millions of gravestones from cemeteries around the world.

Cosío Histories & Books

The American Gazetteer (1798)

One of the earliest attempt to form a comprehensive dictionary of places in The Americas.

Ancestry Member Photos & Documents (6000 BC-Present)

Over 60 million historic photographs and documents submitted to Ancestry. This rich collection contains many rare sources of interest to local historians and will be relevant to most genealogical research.

Ancestry Member Stories (6000 BC-Present)

Over 7 million remembrances and historic details submitted by Ancestry members. Useful for local historians.

Cornish in Latin America (1815-1920)

Historical details of the Cornish migration to Latin America.

Cosío Occupation & Business Records

Slave Voyages Database (1514-1866)

The Trans-Atlantic Slave Trade Database has information on more than 35,000 slave voyages that forcibly embarked over 12 million Africans for transport to the Americas between the sixteenth and nineteenth centuries.

Cricket Archive (1844-Present)

A database of cricket scores and players.

Pedigrees & Family Trees Covering Cosío

FamilySearch Community Trees (6000 BC-Present)

A searchable database of linked genealogies compiled from thousands of reputable and not-so-reputable sources. Contains many details on European gentry & nobility, but covers many countries outside Europe and people from all walks of life.

Ancestry Member Family Trees (6000 BC-Present)

A compilation of lineage-linked family trees submitted by Ancestry users. The database contains over 2 billion individuals and is searchable by numerous metrics.

Spanish-American Family History Guide (1514-1990)

Detailed guides for researchers with Spanish-American ancestors. It includes biographies and genealogical charts for over 700 noted Spanish-American families.

Genealogics (1400 BC-Present)

A searchable database of linked families. It largely covers royalty and nobility, but also contains actors, footballers and American presidents.

Ancestry World Tree (6000 BC-1997)

A collection of legacy trees submitted by Ancestry users containing nearly 400 million individuals.

Cosío Royalty, Nobility & Heraldry Records

FamilySearch Community Trees (6000 BC-Present)

A searchable database of linked genealogies compiled from thousands of reputable and not-so-reputable sources. Contains many details on European gentry & nobility, but covers many countries outside Europe and people from all walks of life.

Genealogics (1400 BC-Present)

A searchable database of linked families. It largely covers royalty and nobility, but also contains actors, footballers and American presidents.

Biographical Directories Covering Cosío

Spanish-American Family History Guide (1514-1990)

Detailed guides for researchers with Spanish-American ancestors. It includes biographies and genealogical charts for over 700 noted Spanish-American families.

Latin-Cornish Biographies (1771-1830)

Biographies of Cornish men who emigrated to Latin America.

Cosío Maps

Old Maps Online (1497-2010)

An interactive index to thousands of maps covering the world, continents, countries and regions. The majority of maps cover Britain and Ireland.

Cosío Reference Works

Spanish-American Family History Guide (1514-1990)

Detailed guides for researchers with Spanish-American ancestors. It includes biographies and genealogical charts for over 700 noted Spanish-American families.

Most Common Surnames in Cosío

RankSurnameIncidenceFrequencyPercent of ParentRank in Aguascalientes
1Lopez8461:192.20%3
2Garcia7341:222.16%5
3Martinez5291:311.07%1
4Cervantes5071:329.67%51
5Casillas4911:3320.02%109
6Acosta4861:3312.47%73
7Rodriguez4771:341.21%2
8Delgado4301:383.54%19
9Reyes3901:412.05%8
10Gutierrez3581:452.87%18
11Padilla3401:484.66%32
12Gonzalez3321:491.07%6
13Estrada3061:537.93%75
14Galvan3021:5415.64%138
15Macias2891:561.55%9
16Chavez2841:572.96%24
17Guillen2811:5818.04%161
18Hernandez2751:590.74%4
19Cordero2651:6138.86%313
20Soledad2291:7132.57%305
21Adame2151:7515.07%175
22Campos2081:783.05%35
23Esparza1971:821.07%10
24Escobar1881:868.56%120
25de Santiago1711:9528.79%338
26Rangel1671:973.08%48
27de Luna1641:991.88%28
28Cortes1611:1016.33%106
28Santos1611:1014.72%85
30Diosdado1591:10226.28%336
31Torres1581:1021.21%17
32Murillo1521:1066.12%108
33Avila1451:1122.87%54
34Medina1311:1241.00%16
35Guerrero1261:1281.77%34
35Zapata1261:1285.46%114
37Moya1251:12944.80%515
38Zamora1231:1326.55%145
39Cardona1171:1382.70%64
40Nava1111:14611.37%256
41Jacobo1011:16028.69%452
41Mendez1011:1602.38%66
43Herrera921:1761.09%29
43Rivera921:1761.53%41
45Cedillo901:18017.68%376
46Romo881:1840.86%23
47Araiza871:1868.95%258
48Valadez851:1902.54%86
49Aguilar821:1971.32%39
49Tristan821:19718.94%412
49Vazquez821:1970.79%22
52Saucedo811:2001.82%60
53Guardado771:2105.61%182
54Flores741:2190.46%13
55Rivas691:2355.11%188
56Ortiz681:2380.65%21
56Zuñiga681:2383.52%138
58Badillo661:2457.60%279
59Gallegos651:2491.09%44
60Puentes621:2614.63%191
61Guitron601:27041.38%701
62Lezama581:27917.42%465
63Aranda571:2842.96%140
64Diaz551:2940.36%14
64Dominguez551:2942.62%126
64Perez551:2940.33%11
67Castorena541:3002.05%97
68Palacios521:3112.41%124
68Ramirez521:3110.23%7
70Cruz511:3170.55%25
70Zavala511:3173.13%154
72Alvarado491:3301.22%70
72Duron491:3300.87%45
72Sanchez491:3300.30%12
72Trujillo491:3304.22%221
76Muñoz471:3440.31%15
77Bustos431:37610.36%418
77Ortega431:3760.98%62
79Mendoza411:3950.92%61
79Montelongo411:39514.59%512
81Rocha361:4492.81%201
82Esquivel351:4620.68%53
82Montoya351:4620.59%43
82Vargas351:4620.70%55
85Caldera331:4904.77%310
85Calzada331:4901.73%141
85de Lara331:4901.96%150
88Balandran321:50624.24%728
88de La Cruz321:5060.68%59
88Lozano321:5060.94%84
88Mejia321:5061.93%153
88Muro321:5062.70%216
88Velazquez321:5060.85%76
94Escareo301:53910.17%493
94Roman301:5392.10%174
96Alvarez281:5780.42%37
96Esqueda281:5781.92%167
98Roberto271:59931.76%889
99Encina251:64713.59%623
99Honorato251:64726.88%845
99Ocon251:64714.29%639
99Roque251:6471.19%127
99Ruiz251:6470.31%30
99Vela251:6471.70%166
105Collazo241:6742.34%246
105Lechuga241:6744.27%350
105Lugo241:6743.27%301
105Salas241:6740.34%33
105Valero241:67432.43%947
110Castañeda221:7360.41%50
110Cortez221:7361.65%192
110Dimas221:7366.04%447
110Enriquez221:7364.56%389
110Santana221:7361.93%226
110Serafin221:73616.42%721
116Navarro211:7710.59%80
116Reyna211:7711.57%189
116Segovia211:7712.31%270
116Villalobos211:7710.51%69
120Cardenas191:8521.76%239
120Salazar191:8520.44%65
120Serrano191:8520.94%134
123Balderas171:9524.16%421
123Carrillo171:9520.60%95
123Escalera171:9521.50%228
123Zambrano171:9525.96%505
127Almanza161:1,0112.29%307
127Argumedo161:1,01127.59%1,063
127Garza161:1,0112.15%297
127Laris161:1,0118.16%606
127Lariz161:1,0113.39%394
127Luevano161:1,0110.29%46
127Nieto161:1,0111.27%205
127Tiscareo161:1,0110.80%136
135Acuña141:1,1565.36%532
135Baez141:1,1561.03%185
135Espino141:1,1561.91%302
135Lucio141:1,1561.02%184
139Basurto131:1,2456.47%599
139Contreras131:1,2450.24%49
139de La Riva131:1,2452.57%377
139Frias131:1,2454.48%500
139Moreno131:1,2450.15%27
139Ramos131:1,2450.22%42
139Valdez131:1,2450.37%81
139Vasquez131:1,2451.68%295
147Alonso111:1,4710.36%89
147Arenas111:1,4710.78%180
147Cordova111:1,4710.87%202
147de La Rosa111:1,4710.37%91
147Guzman111:1,4710.26%68
147Juarez111:1,4710.31%82
147Mota111:1,4711.65%316
154Aguayo91:1,7980.87%245
154Carranza91:1,7980.87%244
154Castillo91:1,7980.18%56
154Gaytan91:1,7980.35%105
154Gonzales91:1,7982.98%490
154Guevara91:1,7980.73%209
154Luna91:1,7980.31%93
154Montoro91:1,79860.00%1,999
154Norato91:1,79850.00%1,837
154Velasquez91:1,7982.95%486
164Alcala81:2,0231.62%383
164Espinoza81:2,0230.29%96
164Giron81:2,0234.47%632
164Gomez81:2,0230.07%20
164Gutierres81:2,02319.51%1,245
164Lara81:2,0230.13%40
164Marquez81:2,0230.17%58
164Najera81:2,0230.43%146
164Pasillas81:2,0230.39%132
164Robles81:2,0230.33%110
164Ruiseco81:2,02319.05%1,228
164Silva81:2,0230.13%38
164Soto81:2,0230.20%72
164Victorino81:2,02388.89%2,512
178Carlin61:2,6973.55%649
178de La Torre61:2,6970.42%178
178Ibarra61:2,6970.08%31
178Jaime61:2,6970.26%116
178Jimenez61:2,6970.06%26
178Mares61:2,6970.41%168
178Monsivais61:2,6973.08%608
178Morales61:2,6970.09%36
178Morua61:2,6973.00%600
178Negrete61:2,6971.20%379
178Ochoa61:2,6970.55%233
178Palos61:2,6970.27%118
178Roldan61:2,6972.36%538
178Rosales61:2,6970.12%57
178Ruvalcaba61:2,6970.17%83
178Sandoval61:2,6970.16%74
178Urrutia61:2,6971.27%396
178Valenciano61:2,6970.55%234
196Alfaro51:3,2360.42%215
196Bravo51:3,2361.02%386
196Cardiel51:3,2364.03%753
196Cisneros51:3,2360.37%190
196Cordoba51:3,2362.73%625
196de Leon51:3,2360.29%149
196Delgadillo51:3,2360.19%99
196Dueñas51:3,2360.38%195
196Escobedo51:3,2360.22%115
196Gijon51:3,23629.41%1,873
196Huitrado51:3,236100.00%3,503
196Hurtado51:3,2360.51%258
196Jara51:3,2360.97%370
196Lajovich51:3,236100.00%3,503
196Lazarin51:3,2361.55%473
196Lopes51:3,2363.85%733
196Martines51:3,2364.59%789
196Mauricio51:3,2361.01%381
196Mercado51:3,2360.37%186
196Ovalle51:3,2360.55%270
196Quintero51:3,2360.98%374
196Rios51:3,2360.19%102
196Romero51:3,2360.14%79
196Rubalcava51:3,2360.33%164
196Sambrano51:3,2366.02%903
196Villanueva51:3,2360.38%195