As of 2022-03-07, the Wikidata property ISO 639-6 code (P221) is used on 157 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
P646 Freebase ID 88
 0.0000
P1394 Glottolog code 57
 0.0053
P2671 Google Knowledge Graph ID 51
 0.0000
P305 IETF language tag 23
 0.0027
P1417 Encyclopædia Britannica Online ID 22
 0.0001
P3553 Zhihu topic ID 19
 0.0013
P227 GND ID 19
 0.0000
P2581 BabelNet ID 14
 0.0002
P3417 Quora topic ID 14
 0.0001
P244 Library of Congress authority ID 14
 0.0000
P1396 Linguasphere code 13
 0.0228
P8408 KBpedia ID 13
 0.0003
P6366 Microsoft Academic ID 13
 0.0000
P7033 Australian Educational Vocabulary ID 12
 0.0014
P508 BNCF Thesaurus ID 11
 0.0007
P1014 Art & Architecture Thesaurus ID 11
 0.0005
P268 Bibliothèque nationale de France ID 11
 0.0000
P1245 OmegaWiki Defined Meaning 10
 0.0009
P2347 YSO ID 10
 0.0004
P2924 Great Russian Encyclopedia Online ID 10
 0.0002
P1798 ISO 639-5 code 9
 0.0337
P10369 Lingua Libre ID 9
 0.0105
P8189 National Library of Israel J9U ID 9
 0.0001
P1232 Linguist list code 8
 0.0129
P10283 OpenAlex ID 8
 0.0001
P349 National Diet Library ID 8
 0.0001
P278 GOST 7.75–97 code 7
 0.0132
P219 ISO 639-2 code 7
 0.0109
P4801 LoC and MARC vocabularies ID 7
 0.0053
P6385 Krugosvet article 7
 0.0011
P1368 LNB ID 7
 0.0001
P269 IdRef ID 7
 0.0000
P1466 WALS lect code 6
 0.0021
P220 ISO 639-3 code 6
 0.0007
P1251 ABS ASCL 2011 code 5
 0.0086
P9060 POSIX locale identifier 5
 0.0065
P1036 Dewey Decimal Classification 5
 0.0009
P4342 Store norske leksikon ID 5
 0.0001
P1296 Gran Enciclopèdia Catalana ID 5
 0.0000
P3916 UNESCO Thesaurus ID 4
 0.0012
P950 Biblioteca Nacional de España ID 4
 0.0000
P2355 UNESCO Atlas of the World's Languages in Danger ID 3
 0.0011
P3847 Open Library subject ID 3
 0.0009
P8885 Namuwiki ID 3
 0.0009
P1051 PSH ID 3
 0.0005
P4212 PACTOLS thesaurus ID 3
 0.0002
P7818 French Vikidia ID 3
 0.0001
P7305 Online PWN Encyclopedia ID 3
 0.0001
P2192 endangeredlanguages.com ID 2
 0.0005
P9545 Encyclopedia of China Online Database ID 2
 0.0004

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P1798 ISO 639-5 code 9
 0.0337
P1396 Linguasphere code 13
 0.0228
P278 GOST 7.75–97 code 7
 0.0132
P1232 Linguist list code 8
 0.0129
P219 ISO 639-2 code 7
 0.0109
P10369 Lingua Libre ID 9
 0.0105
P1251 ABS ASCL 2011 code 5
 0.0086
P9060 POSIX locale identifier 5
 0.0065
P1468 WALS family code 1
 0.0059
P1394 Glottolog code 57
 0.0053
P4801 LoC and MARC vocabularies ID 7
 0.0053
P7884 Joconde inscription ID 1
 0.0049
P8539 ERIC Thesaurus ID 1
 0.0034
P218 ISO 639-1 code 1
 0.0029
P305 IETF language tag 23
 0.0027
P1466 WALS lect code 6
 0.0021
P8370 UNBIS Thesaurus ID 1
 0.0020
P9123 Catalan Vikidia ID 1
 0.0016
P8799 Twitch tag ID 1
 0.0016
P7033 Australian Educational Vocabulary ID 12
 0.0014
P3553 Zhihu topic ID 19
 0.0013
P3916 UNESCO Thesaurus ID 4
 0.0012
P2355 UNESCO Atlas of the World's Languages in Danger ID 3
 0.0011
P6385 Krugosvet article 7
 0.0011
P3847 Open Library subject ID 3
 0.0009
P8885 Namuwiki ID 3
 0.0009
P1036 Dewey Decimal Classification 5
 0.0009
P1245 OmegaWiki Defined Meaning 10
 0.0009
P5250 IAB code 1
 0.0008
P220 ISO 639-3 code 6
 0.0007
P508 BNCF Thesaurus ID 11
 0.0007
P5737 Chinese Moegirlpedia ID 1
 0.0006
P10376 ScienceDirect topic ID 1
 0.0006
P2192 endangeredlanguages.com ID 2
 0.0005
P1051 PSH ID 3
 0.0005
P1014 Art & Architecture Thesaurus ID 11
 0.0005
P2347 YSO ID 10
 0.0004
P9545 Encyclopedia of China Online Database ID 2
 0.0004
P6293 YSA ID 1
 0.0004
P9100 GitHub topic 1
 0.0004
P8408 KBpedia ID 13
 0.0003
P1627 Ethnologue.com language code 2
 0.0003
P8309 Yle topic ID 1
 0.0002
P5198 ASC Leiden Thesaurus ID 1
 0.0002
P2924 Great Russian Encyclopedia Online ID 10
 0.0002
P2581 BabelNet ID 14
 0.0002
P3569 Cultureel Woordenboek ID 1
 0.0002
P4212 PACTOLS thesaurus ID 3
 0.0002
P7818 French Vikidia ID 3
 0.0001
P1368 LNB ID 7
 0.0001