Rarest Order of Birds — All 47 Answers Ranked by Rarity

47 answers are accepted for “Name an order of birds”. Pteroclidiformes is the rarest order of birds in this ranking, with 332 monthly Wikipedia views (rarity 1.000, Legendary). Colymbiformes is the second-rarest with 712 monthly Wikipedia views, 2.14× the figure for Pteroclidiformes. Passerine is the most common order of birds in this ranking, with 561,035 monthly Wikipedia views, 1,690× the figure for the rarest. Combined monthly Wikipedia views across the 47 answers: 2,763,605. Pteroclidiformes is under 0.1% of that total. 10 answers are Epic or Legendary: Pteroclidiformes (Legendary), Colymbiformes (Legendary), Podargiformes (Legendary), and 7 more.

Quick answer

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

Ranked answers

47 answers to “Name an order of birds”, rarest first. A rarity of 1 is the rarest answer in this prompt.
Rank	Answer	Tier	Rarity	Monthly Wikipedia views
1	Pteroclidiformes on Wikipedia	Legendary	1.000	332
2	Colymbiformes on Wikipedia	Legendary	0.978	712
3	Podargiformes on Wikipedia	Legendary	0.957	2,572
4	Steatornithiformes on Wikipedia	Legendary	0.935	2,736
5	Nyctibiiformes on Wikipedia	Epic	0.913	2,847
6	Otidiformes on Wikipedia	Epic	0.891	3,937
7	Leptosomiformes on Wikipedia	Epic	0.870	5,618
8	Musophagiformes on Wikipedia	Epic	0.848	5,753
9	Mesitornithiformes on Wikipedia	Epic	0.826	6,349
10	Cuculiformes on Wikipedia	Epic	0.804	6,609
11	Trogoniformes on Wikipedia	Rare	0.783	6,678
12	Podicipediformes on Wikipedia	Rare	0.761	8,803
13	Eurypygiformes on Wikipedia	Rare	0.739	10,562
14	Coliiformes on Wikipedia	Rare	0.717	10,899
15	Sphenisciformes on Wikipedia	Rare	0.696	11,550
16	Phaethontiformes on Wikipedia	Rare	0.674	12,015
17	Cathartiformes on Wikipedia	Rare	0.652	12,032
18	Columbiformes on Wikipedia	Rare	0.630	12,081
19	Apterygiformes on Wikipedia	Rare	0.609	12,107
20	Tinamiformes on Wikipedia	Uncommon	0.587	13,888
21	Owlet-nightjar on Wikipedia	Uncommon	0.565	14,132
22	Rheiformes on Wikipedia	Uncommon	0.543	14,909
23	Caprimulgiformes on Wikipedia	Uncommon	0.522	15,241
24	Ciconiiformes on Wikipedia	Uncommon	0.500	15,301
25	Opisthocomiformes on Wikipedia	Uncommon	0.478	16,139
26	Pangalliformes on Wikipedia	Uncommon	0.457	18,851
27	Phoenicopteriformes on Wikipedia	Uncommon	0.435	19,735
28	Bucerotiformes on Wikipedia	Uncommon	0.413	20,705
29	Gaviiformes on Wikipedia	Familiar	0.391	26,937
30	Casuariiformes on Wikipedia	Familiar	0.370	28,218
31	Suliformes on Wikipedia	Familiar	0.348	28,324
32	Struthioniformes on Wikipedia	Familiar	0.326	34,543
33	Coraciiformes on Wikipedia	Familiar	0.304	37,572
34	Apodiformes on Wikipedia	Familiar	0.283	39,213
35	Procellariiformes on Wikipedia	Familiar	0.261	48,132
36	Gruiformes on Wikipedia	Familiar	0.239	53,101
37	Falconiformes on Wikipedia	Familiar	0.217	54,310
38	Pelecaniformes on Wikipedia	Common	0.196	58,694
39	Piciformes on Wikipedia	Common	0.174	67,081
40	Cariamiformes on Wikipedia	Common	0.152	70,872
41	Charadriiformes on Wikipedia	Common	0.130	97,891
42	Accipitriformes on Wikipedia	Common	0.109	100,015
43	Anseriformes on Wikipedia	Common	0.087	100,097
44	Galliformes on Wikipedia	Common	0.065	145,884
45	Parrot on Wikipedia	Common	0.043	452,456
46	Owl on Wikipedia	Common	0.022	476,137
47	Passerine on Wikipedia	Common	0.000	561,035

FAQ

What is the rarest order of birds?

Pteroclidiformes is the rarest order of birds in this ranking, with 332 monthly Wikipedia views (rarity 1.000, Legendary).

How many order of birds are there?

There are 47 order of birds in this ranking, from Pteroclidiformes (rarest) to Passerine (most common).

What is the most common order of birds?

Passerine is the most common order of birds in this ranking, with 561,035 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.