Jan Keizer (referee)

Jan Keizer - Dutch football referee (1940–2024). Article “Jan Keizer (referee)” in English Wikipedia has 30 points for quality (as of July 1, 2025). The article contains 14 references and 2 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.

Since the creation of article “Jan Keizer (referee)”, its content was written by 27 registered users of English Wikipedia and edited by 107 registered Wikipedia users in all languages.

The article is cited 130 times in English Wikipedia and cited 759 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #45439 in November 2024
• Global: #5128 in November 2024

The highest popularity rank from 2008:

• Local (English): #329907 in November 2024
• Global: #162042 in November 2024

There are 9 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, 2025 (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) Jan Keizer (referee)		30.0172
2	Spanish (es) Jan Keizer		27.0009
3	Ukrainian (uk) Ян Кейзер		26.2672
4	Dutch (nl) Jan Keizer (scheidsrechter)		23.0888
5	Arabic (ar) يان كيزر		23.0174
6	French (fr) Jan Keizer		14.4957
7	Hungarian (hu) Jan Keizer		12.3504
8	German (de) Jan Keizer (Schiedsrichter)		11.4179
9	Italian (it) Jan Keizer		8.0877

More...

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

The most popular language versions of the article "Jan Keizer (referee)" in all the time

#	Language	Popularity award	Relative popularity
1	Dutch (nl) Jan Keizer (scheidsrechter)		30 790
2	English (en) Jan Keizer (referee)		29 243
3	French (fr) Jan Keizer		8 243
4	Italian (it) Jan Keizer		6 955
5	Hungarian (hu) Jan Keizer		3 839
6	German (de) Jan Keizer (Schiedsrichter)		2 602
7	Spanish (es) Jan Keizer		931
8	Arabic (ar) يان كيزر		385
9	Ukrainian (uk) Ян Кейзер		300

More...

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 "Jan Keizer (referee)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Jan Keizer (referee)		139
2	Dutch (nl) Jan Keizer (scheidsrechter)		108
3	Hungarian (hu) Jan Keizer		47
4	Spanish (es) Jan Keizer		28
5	Italian (it) Jan Keizer		26
6	German (de) Jan Keizer (Schiedsrichter)		21
7	French (fr) Jan Keizer		16
8	Ukrainian (uk) Ян Кейзер		11
9	Arabic (ar) يان كيزر		5

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

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

#	Language	AI award	Relative AI
1	English (en) Jan Keizer (referee)		27
2	Italian (it) Jan Keizer		19
3	French (fr) Jan Keizer		16
4	Hungarian (hu) Jan Keizer		15
5	Dutch (nl) Jan Keizer (scheidsrechter)		13
6	German (de) Jan Keizer (Schiedsrichter)		7
7	Spanish (es) Jan Keizer		4
8	Arabic (ar) يان كيزر		3
9	Ukrainian (uk) Ян Кейзер		3

More...

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

Language versions of the article "Jan Keizer (referee)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) يان كيزر		0
2	German (de) Jan Keizer (Schiedsrichter)		0
3	English (en) Jan Keizer (referee)		0
4	Spanish (es) Jan Keizer		0
5	French (fr) Jan Keizer		0
6	Hungarian (hu) Jan Keizer		0
7	Italian (it) Jan Keizer		0
8	Dutch (nl) Jan Keizer (scheidsrechter)		0
9	Ukrainian (uk) Ян Кейзер		0

More...

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

Language versions of the article "Jan Keizer (referee)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Italian (it) Jan Keizer		138
2	Hungarian (hu) Jan Keizer		132
3	English (en) Jan Keizer (referee)		130
4	Dutch (nl) Jan Keizer (scheidsrechter)		108
5	German (de) Jan Keizer (Schiedsrichter)		100
6	French (fr) Jan Keizer		88
7	Arabic (ar) يان كيزر		36
8	Spanish (es) Jan Keizer		15
9	Ukrainian (uk) Ян Кейзер		12

More...

#	Language	Value
ar	Arabic يان كيزر
de	German Jan Keizer (Schiedsrichter)
en	English Jan Keizer (referee)
es	Spanish Jan Keizer
fr	French Jan Keizer
hu	Hungarian Jan Keizer
it	Italian Jan Keizer
nl	Dutch Jan Keizer (scheidsrechter)
uk	Ukrainian Ян Кейзер

Best Rank

English: #329907 11.2024

Global: #162042 11.2024

Best Rank

English: #45439 11.2024

Global: #5128 11.2024

On 28 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Ali Khamenei, Iran, Ruhollah Khomeini, Jeffrey Epstein, Supreme Leader of Iran, Mohammad Reza I of Iran, 2026 Israeli–United States strikes on Iran, Neil Sedaka, Masoud Pezeshkian, Resident Evil Requiem.

In English Wikipedia the most popular articles on that day were: Ali Khamenei, 2026 Israeli–United States strikes on Iran, Neil Sedaka, Iran, Ruhollah Khomeini, Iran–Israel conflict, Supreme Leader of Iran, Scream 7, Elimination Chamber (2026), World War III.

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 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information