As of 2022-03-07, the Wikidata property child (P40) is used on 805,587 items as main value on statements (not counting qualifiers) of the Q and P namespaces.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P31 instance of 805,502
0.0086
P21 sex or gender 803,831
0.1031
P735 given name 532,977
0.0806
P22 father 451,819
0.3492
P4638 The Peerage person ID 390,379
0.3449
P26 spouse 373,820
0.3424
P569 date of birth 335,215
0.0575
P570 date of death 305,214
0.0947
P734 family name 300,093
0.0748
P25 mother 274,154
0.2436
P27 country of citizenship 227,292
0.0493
P1819 genealogics.org person ID 174,467
0.2099
P106 occupation 169,088
0.0224
P2949 WikiTree person ID 154,884
0.1730
P19 place of birth 122,543
0.0335
P2600 Geni.com profile ID 108,121
0.1142
P497 CBDB ID 100,681
0.0894
P214 VIAF ID 99,631
0.0289
P646 Freebase ID 93,963
0.0183
P20 place of death 93,783
0.0496
P1412 languages spoken, written or signed 90,623
0.0331
P7859 WorldCat Identities ID 84,732
0.0330
P18 image 78,985
0.0163
P2671 Google Knowledge Graph ID 67,803
0.0084
P213 ISNI 65,417
0.0307
P244 Library of Congress authority ID 61,552
0.0294
P227 GND ID 58,333
0.0286
P39 position held 53,761
0.0366
P3373 sibling 52,384
0.0564
P373 Commons category 51,133
0.0122
P69 educated at 48,851
0.0198
P1343 described by source 46,795
0.0323
P1559 name in native language 39,983
0.0298
P2163 FAST ID 39,976
0.0333
P53 family 39,129
0.0459
P166 award received 36,959
0.0266
P7902 Deutsche Biographie (GND) ID 33,143
0.0237
P119 place of burial 33,008
0.0336
P1006 Nationale Thesaurus voor Auteurs ID 32,838
0.0255
P268 Bibliothèque nationale de France ID 32,459
0.0240
P269 IdRef ID 32,180
0.0244
P511 honorific prefix 31,119
0.0377
P1871 CERL Thesaurus ID 26,532
0.0258
P1207 NUKAT ID 26,423
0.0203
P410 military rank 24,174
0.0262
P97 noble title 22,526
0.0271
P648 Open Library ID 22,311
0.0212
P7293 PLWABN ID 22,144
0.0198
P3051 Kindred Britain ID 21,451
0.0264
P691 NKCR AUT ID 20,374
0.0165

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P22 father 451,819
0.3492
P4638 The Peerage person ID 390,379
0.3449
P26 spouse 373,820
0.3424
P25 mother 274,154
0.2436
P1819 genealogics.org person ID 174,467
0.2099
P2949 WikiTree person ID 154,884
0.1730
P2600 Geni.com profile ID 108,121
0.1142
P21 sex or gender 803,831
0.1031
P570 date of death 305,214
0.0947
P497 CBDB ID 100,681
0.0894
P735 given name 532,977
0.0806
P734 family name 300,093
0.0748
P569 date of birth 335,215
0.0575
P3373 sibling 52,384
0.0564
P20 place of death 93,783
0.0496
P27 country of citizenship 227,292
0.0493
P53 family 39,129
0.0459
P511 honorific prefix 31,119
0.0377
P39 position held 53,761
0.0366
P119 place of burial 33,008
0.0336
P19 place of birth 122,543
0.0335
P2163 FAST ID 39,976
0.0333
P1412 languages spoken, written or signed 90,623
0.0331
P7859 WorldCat Identities ID 84,732
0.0330
P1343 described by source 46,795
0.0323
P213 ISNI 65,417
0.0307
P1559 name in native language 39,983
0.0298
P244 Library of Congress authority ID 61,552
0.0294
P214 VIAF ID 99,631
0.0289
P227 GND ID 58,333
0.0286
P97 noble title 22,526
0.0271
P166 award received 36,959
0.0266
P3051 Kindred Britain ID 21,451
0.0264
P410 military rank 24,174
0.0262
P1871 CERL Thesaurus ID 26,532
0.0258
P1006 Nationale Thesaurus voor Auteurs ID 32,838
0.0255
P4159 WeRelate person ID 19,998
0.0246
P269 IdRef ID 32,180
0.0244
P268 Bibliothèque nationale de France ID 32,459
0.0240
P7902 Deutsche Biographie (GND) ID 33,143
0.0237
P106 occupation 169,088
0.0224
P535 Find a Grave memorial ID 19,816
0.0220
P648 Open Library ID 22,311
0.0212
P3430 SNAC ARK ID 19,509
0.0211
P1207 NUKAT ID 26,423
0.0203
P69 educated at 48,851
0.0198
P7293 PLWABN ID 22,144
0.0198
P646 Freebase ID 93,963
0.0183
P1816 National Portrait Gallery (London) person ID 14,421
0.0172
P1415 Oxford Dictionary of National Biography ID 14,522
0.0170