Capgras delusion

Capgras syndrome - psychiatric disorder (syndrome) in which a person holds a delusion that a family member has been replaced by an identical imposter. Article “Capgras delusion” in English Wikipedia has 47.4 points for quality (as of July 1, 2026). The article contains 55 references and 8 sections.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that (English) language version.

In June 2026 the article “Capgras delusion” was edited by 3 authors in English Wikipedia and written by 10 authors in all languages.

Since the creation of article “Capgras delusion”, its content was written by 310 registered users of English Wikipedia and edited by 881 registered Wikipedia users in all languages.

The article is cited 94 times in English Wikipedia and cited 387 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #17272 in March 2021
• Global: #18961 in November 2009

The highest popularity rank from 2008:

• Local (English): #8211 in January 2017
• Global: #5136 in October 2016

There are 32 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2026 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Capgras delusion		47.4088
2	Hebrew (he) תסמונת קפגרא		41.351
3	Catalan (ca) Síndrome de Capgras		41.3009
4	Thai (th) อาการหลงผิดคะกราส์		38.0654
5	Serbian (sr) Капграсов синдром		37.6535
6	German (de) Capgras-Syndrom		33.7091
7	Hungarian (hu) Capgras-szindróma		30.693
8	Czech (cs) Capgrasův syndrom		29.8512
9	Ukrainian (uk) Синдром Капгра		29.5122
10	Spanish (es) Síndrome de Capgras		28.0088

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The following table shows the most popular language versions of the article.

The most popular language versions of the article "Capgras delusion" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Capgras delusion		5 585 096
2	Spanish (es) Síndrome de Capgras		689 945
3	Japanese (ja) カプグラ症候群		612 412
4	German (de) Capgras-Syndrom		543 125
5	Russian (ru) Синдром Капгра		438 486
6	French (fr) Délire d'illusion des sosies de Capgras		410 667
7	Italian (it) Sindrome di Capgras		340 491
8	Portuguese (pt) Síndrome de Capgras		217 350
9	Dutch (nl) Syndroom van Capgras		184 892
10	Polish (pl) Zespół Capgrasa		149 872

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Capgras delusion" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Capgras delusion		20 928
2	Japanese (ja) カプグラ症候群		1 693
3	Russian (ru) Синдром Капгра		1 460
4	German (de) Capgras-Syndrom		1 447
5	French (fr) Délire d'illusion des sosies de Capgras		1 134
6	Spanish (es) Síndrome de Capgras		910
7	Polish (pl) Zespół Capgrasa		789
8	Italian (it) Sindrome di Capgras		734
9	Chinese (zh) 卡普格拉综合征		460
10	Dutch (nl) Syndroom van Capgras		345

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Capgras delusion" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Capgras delusion		310
2	German (de) Capgras-Syndrom		81
3	French (fr) Délire d'illusion des sosies de Capgras		57
4	Italian (it) Sindrome di Capgras		55
5	Russian (ru) Синдром Капгра		47
6	Dutch (nl) Syndroom van Capgras		45
7	Spanish (es) Síndrome de Capgras		44
8	Hebrew (he) תסמונת קפגרא		32
9	Japanese (ja) カプグラ症候群		19
10	Finnish (fi) Capgrasin oireyhtymä		17

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Capgras delusion" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	English (en) Capgras delusion		3
2	Arabic (ar) وهم كابجراس		1
3	Catalan (ca) Síndrome de Capgras		1
4	Hungarian (hu) Capgras-szindróma		1
5	Norwegian (no) Capgras syndrom		1
6	Serbian (sr) Капграсов синдром		1
7	Turkish (tr) Capgras delüzyonu		1
8	Ukrainian (uk) Синдром Капгра		1
9	Azerbaijani (az) Kapqras sindromu		0
10	Bulgarian (bg) Синдром на Капгра		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Capgras delusion" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Capgras delusion		94
2	Polish (pl) Zespół Capgrasa		49
3	Arabic (ar) وهم كابجراس		37
4	German (de) Capgras-Syndrom		22
5	French (fr) Délire d'illusion des sosies de Capgras		21
6	Italian (it) Sindrome di Capgras		18
7	Dutch (nl) Syndroom van Capgras		15
8	Spanish (es) Síndrome de Capgras		14
9	Korean (ko) 카그라스 증후군		11
10	Russian (ru) Синдром Капгра		11

More...

#	Language	Value
ar	Arabic وهم كابجراس
az	Azerbaijani Kapqras sindromu
bg	Bulgarian Синдром на Капгра
ca	Catalan Síndrome de Capgras
cs	Czech Capgrasův syndrom
de	German Capgras-Syndrom
el	Greek Σύνδρομο Καπγκρά
en	English Capgras delusion
es	Spanish Síndrome de Capgras
eu	Basque Capgrasen sindrome
fa	Persian سندرم کاپگراس
fi	Finnish Capgrasin oireyhtymä
fr	French Délire d'illusion des sosies de Capgras
he	Hebrew תסמונת קפגרא
hu	Hungarian Capgras-szindróma
hy	Armenian Քափգրայի պատրանք
it	Italian Sindrome di Capgras
ja	Japanese カプグラ症候群
ko	Korean 카그라스 증후군
nl	Dutch Syndroom van Capgras
no	Norwegian Capgras syndrom
pl	Polish Zespół Capgrasa
pt	Portuguese Síndrome de Capgras
ru	Russian Синдром Капгра
simple	Simple English Capgras delusion
sr	Serbian Капграсов синдром
sv	Swedish Capgras syndrom
th	Thai อาการหลงผิดคะกราส์
tr	Turkish Capgras delüzyonu
uk	Ukrainian Синдром Капгра
vi	Vietnamese Hội chứng Capgras
zh	Chinese 卡普格拉综合征

Best Rank

English: #8211 01.2017

Global: #5136 10.2016

Best Rank

English: #17272 03.2021

Global: #18961 11.2009

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information