U-37

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U-37

Quality:

U-37 - 1938 Type IXA submarine. Article “U-37” in Portuguese Wikipedia has 47.6 points for quality (as of July 1, 2025). The article contains 31 references and 17 sections.

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

Since the creation of article “U-37”, its content was written by 11 registered users of Portuguese Wikipedia and edited by 254 registered Wikipedia users in all languages.

The article is cited 47 times in Portuguese Wikipedia and cited 2813 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Portuguese): #2725 in August 2021
  • Global: #70265 in October 2008

The highest popularity rank from 2008:

  • Local (Portuguese): #209189 in July 2010
  • Global: #200549 in May 2010

There are 13 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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
German submarine U-37 (1938)
89.3198
2Slovenian (sl)
U-37 (Kriegsmarine)
68.8023
3Vietnamese (vi)
U-37 (tàu ngầm Đức) (1938)
51.774
4Ukrainian (uk)
U-37 (1938)
50.3602
5Portuguese (pt)
U-37
47.6186
6Russian (ru)
U-37 (1938)
37.061
7German (de)
U 37 (U-Boot, 1938)
31.4362
8Arabic (ar)
الغواصة الألمانية يو-37 (1938)
20.6701
9Japanese (ja)
U37 (潜水艦・2代)
18.5204
10French (fr)
Unterseeboot 37 (1938)
14.6778
More...

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

Most popular in all the time

The most popular language versions of the article "U-37" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
German submarine U-37 (1938)
153 027
2German (de)
U 37 (U-Boot, 1938)
65 561
3Russian (ru)
U-37 (1938)
29 693
4French (fr)
Unterseeboot 37 (1938)
19 695
5Polish (pl)
U-37 (1938)
18 584
6Portuguese (pt)
U-37
7 865
7Dutch (nl)
U 37 (Kriegsmarine)
4 830
8Japanese (ja)
U37 (潜水艦・2代)
3 157
9Slovenian (sl)
U-37 (Kriegsmarine)
2 215
10Ukrainian (uk)
U-37 (1938)
959
More...

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

Most popular in June 2025

The most popular language versions of the article "U-37" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
German submarine U-37 (1938)
1 217
2German (de)
U 37 (U-Boot, 1938)
464
3French (fr)
Unterseeboot 37 (1938)
144
4Russian (ru)
U-37 (1938)
91
5Dutch (nl)
U 37 (Kriegsmarine)
52
6Portuguese (pt)
U-37
46
7Polish (pl)
U-37 (1938)
38
8Japanese (ja)
U37 (潜水艦・2代)
32
9Slovenian (sl)
U-37 (Kriegsmarine)
17
10Ukrainian (uk)
U-37 (1938)
9
More...

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

The highest AI

Language versions of the article "U-37" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
German submarine U-37 (1938)
81
2German (de)
U 37 (U-Boot, 1938)
60
3French (fr)
Unterseeboot 37 (1938)
31
4Dutch (nl)
U 37 (Kriegsmarine)
24
5Russian (ru)
U-37 (1938)
14
6Polish (pl)
U-37 (1938)
13
7Portuguese (pt)
U-37
11
8Ukrainian (uk)
U-37 (1938)
7
9Persian (fa)
او-۳۷ (کریگسمارینه)
4
10Slovenian (sl)
U-37 (Kriegsmarine)
4
More...

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

The highest AI in June 2025

Language versions of the article "U-37" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
German submarine U-37 (1938)
7
2Arabic (ar)
الغواصة الألمانية يو-37 (1938)
0
3German (de)
U 37 (U-Boot, 1938)
0
4Persian (fa)
او-۳۷ (کریگسمارینه)
0
5French (fr)
Unterseeboot 37 (1938)
0
6Japanese (ja)
U37 (潜水艦・2代)
0
7Dutch (nl)
U 37 (Kriegsmarine)
0
8Polish (pl)
U-37 (1938)
0
9Portuguese (pt)
U-37
0
10Russian (ru)
U-37 (1938)
0
More...

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

The highest CI

Language versions of the article "U-37" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Arabic (ar)
الغواصة الألمانية يو-37 (1938)
1 156
2English (en)
German submarine U-37 (1938)
411
3German (de)
U 37 (U-Boot, 1938)
278
4Ukrainian (uk)
U-37 (1938)
243
5Russian (ru)
U-37 (1938)
217
6French (fr)
Unterseeboot 37 (1938)
200
7Persian (fa)
او-۳۷ (کریگسمارینه)
93
8Polish (pl)
U-37 (1938)
72
9Vietnamese (vi)
U-37 (tàu ngầm Đức) (1938)
56
10Portuguese (pt)
U-37
47
More...

Scores

Estimated value for Wikipedia:
Portuguese:
Global:
Popularity in June 2025:
Portuguese:
Global:
Popularity in all years:
Portuguese:
Global:
Authors in June 2025:
Portuguese:
Global:
Registered authors in all years:
Portuguese:
Global:
Citations:
Portuguese:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
الغواصة الألمانية يو-37 (1938)
deGerman
U 37 (U-Boot, 1938)
enEnglish
German submarine U-37 (1938)
faPersian
او-۳۷ (کریگسمارینه)
frFrench
Unterseeboot 37 (1938)
jaJapanese
U37 (潜水艦・2代)
nlDutch
U 37 (Kriegsmarine)
plPolish
U-37 (1938)
ptPortuguese
U-37
ruRussian
U-37 (1938)
slSlovenian
U-37 (Kriegsmarine)
ukUkrainian
U-37 (1938)
viVietnamese
U-37 (tàu ngầm Đức) (1938)

Popularity rank trends

Best Rank Portuguese:
#209189
07.2010 		Global:
#200549
05.2010

AI rank trends

Best Rank Portuguese:
#2725
08.2021 		Global:
#70265
10.2008

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on U-37 from Wikipedia articles about Type IX submarine, List of successful U-boats, 49th Parallel, German submarine U-37 and List of U-boats of Germany. Whereas reading the article about U-37 people most often go to Wikipedia articles on Werner Hartmann, Type IX submarine, Victor Oehrn, Gustav-Adolf Janssen and HMS Penzance.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

en: German submarine U-37 (1938)
de: U 37 (U-Boot, 1938)
ru: U-37 (1938)
fr: Unterseeboot 37 (1938)
pl: U-37 (1938)
pt: U-37
nl: U 37 (Kriegsmarine)
ja: U37 (潜水艦・2代)
sl: U-37 (Kriegsmarine)
uk: U-37 (1938)
ar: الغواصة الألمانية يو-37 (1938)
fa: او-۳۷ (کریگسمارینه)
vi: U-37 (tàu ngầm Đức) (1938)

News from 15 February 2026

On 15 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Wuthering Heights, 2026 Winter Olympics, Epstein files, Ilia Malinin, Wuthering Heights, Ghislaine Maxwell, Lucas Pinheiro Braathen, 2026 Winter Olympics medal table, Valentine's Day.

In Portuguese Wikipedia the most popular articles on that day were: Lucas Pinheiro Braathen, Jeffrey Epstein, Isadora Cruz, Shawn Mendes, Maria Quitéria, Arquivos de Epstein, Dia dos Namorados, Léa Garcia, Margaret Thatcher, Trace Brasil.

About WikiRank

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