Rarest Century from the 1st Century Through the 21st Century — All 21 Answers Ranked by Rarity

21 answers are accepted for “Name a century from the 1st century through the 21st century”. 3rd century is the rarest century from the 1st century through the 21st century in this ranking, with 23,246 monthly Wikipedia views (rarity 1.000, Legendary). 4th century is the second-rarest with 24,871 monthly Wikipedia views, 1.07× the figure for 3rd century. 21st century is the most common century from the 1st century through the 21st century in this ranking, with 235,377 monthly Wikipedia views, 10.1× the figure for the rarest. Combined monthly Wikipedia views across the 21 answers: 1,367,755. 3rd century is 1.7% of that total. 5 answers are Epic or Legendary: 3rd century (Legendary), 4th century (Legendary), 2nd century (Epic), and 2 more.

Quick answer

Monthly English Wikipedia pageviews. Source: Wikidata + Wikipedia pageviews (2026-10).

Ranked answers

21 answers to “Name a century from the 1st century through the 21st century”, rarest first. A rarity of 1 is the rarest answer in this prompt.
Rank	Answer	Tier	Rarity	Monthly Wikipedia views
1	3rd century on Wikipedia	Legendary	1.000	23,246
2	4th century on Wikipedia	Legendary	0.950	24,871
3	2nd century on Wikipedia	Epic	0.900	27,332
4	8th century on Wikipedia	Epic	0.850	30,866
5	9th century on Wikipedia	Epic	0.800	31,249
6	5th century on Wikipedia	Rare	0.750	32,294
7	6th century on Wikipedia	Rare	0.700	34,108
8	10th century on Wikipedia	Rare	0.650	35,446
9	7th century on Wikipedia	Rare	0.600	37,752
10	12th century on Wikipedia	Uncommon	0.550	41,697
11	11th century on Wikipedia	Uncommon	0.500	44,577
12	13th century on Wikipedia	Uncommon	0.450	48,367
13	14th century on Wikipedia	Uncommon	0.400	55,316
14	15th century on Wikipedia	Familiar	0.350	69,478
15	1st century on Wikipedia	Familiar	0.300	70,405
16	16th century on Wikipedia	Familiar	0.250	74,353
17	17th century on Wikipedia	Common	0.200	80,355
18	18th century on Wikipedia	Common	0.150	87,543
19	19th century on Wikipedia	Common	0.100	128,492
20	20th century on Wikipedia	Common	0.050	154,631
21	21st century on Wikipedia	Common	0.000	235,377

FAQ

What is the rarest century from the 1st century through the 21st century?

3rd century is the rarest century from the 1st century through the 21st century in this ranking, with 23,246 monthly Wikipedia views (rarity 1.000, Legendary).

How many century from the 1st century through the 21st centuries are there?

There are 21 century from the 1st century through the 21st centuries in this ranking, from 3rd century (rarest) to 21st century (most common).

What is the most common century from the 1st century through the 21st century?

21st century is the most common century from the 1st century through the 21st century in this ranking, with 235,377 monthly Wikipedia views (Common).

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Sources

Recorded source: Wikidata + Wikipedia pageviews (2026-10). The answer list is compiled from Wikidata (CC0), and the view counts are monthly English Wikipedia pageviews. Rarity is the percentile of the popularity figure inside this prompt: 1 is the rarest and 0 is the most common. Linked names open the English Wikipedia article stored on that answer.