2021

2021 ring makudang versi Kalénder
Kalénder Grégorian	2021; MMXXI
Ab urbe condita	2774
Kalénder Armenia	1470; ԹՎ ՌՆՀ
Kalénder Assyria	6771
Kalénder Bahá'í	177–178
Kalénder Bali saka	1942–1943
Kalénder Bengali	1428
Kalénder Berber	2971
British Regnal year	69 Eliz. 2 – 70 Eliz. 2
Kalénder Budha	2565
Kalénder Burma	1383
Kalénder Byzantium	7529–7530
Kalénder Cina	庚子年 (Logam Bikul); 4717 or 4657; — to —; 辛丑年 (Logam Lembu); 4718 or 4658
Kalénder Koptik	1737–1738
Kalénder Discordian	3187
Kalénder Éthiopia	2013–2014
Kalénder Hebrew	5781–5782
Kalénder Hindu
- Vikram Samvat	2077–2078
- Shaka Samvat	1942–1943
- Kali Yuga	5121–5122
Kalénder Holosén	12021
Kalénder Igbo	1021–1022
Kalénder Iran	1399–1400
Kalénder Islam	1442–1443
Kalénder Jepang	Reiwa 3; (令和３年)
Kalénder Jawa	1954–1955
Kalénder Juche	110
Kalénder Julian	Gregorian minus 13 days
Kalénder Koréa	4354
Kalénder Minguo	ROC 110; 民國110年
Kalénder Nanakshahi	553
Kalénder solar Thai	2564
Kalénder Tibét	阳金鼠年; (Logam lanang-Bikul); 2147 or 1766 or 994; — to —; 阴金牛年; (Logam istri-Lembu); 2148 or 1767 or 995
Unix time	1609459200 – 1640995199

	2021 by topic:
	Seni
	Arsitektur – Komik – Pilem – Home video – Literatur (Puisi) – Musik (Country, Rock, Metal, UK, US) – Radio – Poto – Televisi (UK, US) – Video gaming
	Politik lan pamrentahan
	Elections – International leaders – Sovereign states; Pemimpin negara berdaulatn – Gubernur teritorial
	Sains lan teknologi
	Arkeologi – Penerbangan – Kedis/Ornitologi – Palaeontologi – Rel transportasi – Penerbangan luar angkasa
	Olah raga
	American football – Association football – Athletics (sport) – Badminton – Baseball – Basketball – Chess – Golf – Ice hockey – Tennis – Volleyball
	By place
	Afghanistan – Albania – Algeria – Andorra – Angola – Antartika – Argentina – Armenia – Australia – Austria – Azerbaijan – Bangladesh – Bahama – Barbados – Belgia – Benin – Bhutan – Bosnia and Herzegovina – Brazil – Bulgaria – Burkina Faso – Burundi – Kamboja – Cameroon – Kanada – Cape Verde – Republik Afrika Tengah – Chad – Chili – Cina – Kolombia – Costa Rica – Kroatia – Kuba – Siprus – Czechia – Denmark – Ekuador – Mesir – El Salvador – Estonia – Ethiopia – Uni Eropa – Finlandia – Prancis – Gabon – Georgia – Jerman – Ghana – Yunani – Guatemala – Guyana – Honduras – Hong Kong – Hungaria – Islandia – India – Indonesia – Iraq – Iran – Ireland – Israel – Italy – Pantai Gading – Japan – Kazakhstan – Kenya – Kosovo – Kuwait – Kyrgyzstan – Laos – Latvia – Lebanon – Libya – Lithuania – Luxembourg – Macau – Madagaskar – Malawi – Malaysia – Mali – Meksiko – Moldova – Montenegro – Maroko – Mozambique – Myanmar – Nepal – Belanda – Selandia Baru – Nicaragua – Niger – Nigeria – North Korea – Norwegia – Oman – Pakistan – Palestine – Peru – Philippines – Poland – Portugal – Romania – Rusia – Rwanda – Saudi Arabia – Senegal – Serbia – Singapore – Slovakia – Slovenia – Somalia – Afrika Selatan – Korea Selatan – South Sudan – Spain – Sri Lanka – Sudan – Sweden – Switzerland – Syria – Taiwan – Tanzania – Thailand – Tunisia – Turkey – Uganda – Ukraine – United Arab Emirates – United Kingdom – United States – Uruguay – Uzbekistan – Venezuela – Vietnam – Yaman – Zambia – Zimbabwe
	Other topics
	Pemimpin religius
	Kategori Embas miwah Seda
	Embas – Seda
	Kategori Adegang miwah Biurang
	Adegang – Biurang
	Kategori Karya lan Pengantar
	Karya – Pengantar; Karya sane masuk domain publik
	c; p; u;

Milenium:	Milenium ka-3
Abad:	Abad ka-20; Abad ka-21; Abad ka-22;
Dasawarsa:	2000-an; 2010-an; 2020-an; 2030-an; 2040-an;
Warsa:	2018; 2019; 2020; 2021; 2022; 2023; 2024;

2021 (MMXXI) inggih punika warsa biasa sané katutug rahina Sukra ring kaléndér Grégorian, warsa ka-2021 ring kaucapang Masehi (M) miwah Anno Domini (AD), warsa ka-21 ring Milenium ka-3 , warsa ka-21 ring Abad ka-21 , miwah warsa ka- 2 ring dékade 2020-an . Denominasi 2021 antuk warsa puniki sampun kaanggén saking periode Abad Pertengahan awal, dugas Era kalender Anno Domini (Warsa Masehi) dados metode kapara ring Éropa antuk pearanan warsa.

Kalénder Grégorian	2021 MMXXI
Ab urbe condita	2774
Kalénder Armenia	1470 ԹՎ ՌՆՀ
Kalénder Assyria	6771
Kalénder Bahá'í	177–178
Kalénder Bali saka	1942–1943
Kalénder Bengali	1428
Kalénder Berber	2971
British Regnal year	69 Eliz. 2 – 70 Eliz. 2
Kalénder Budha	2565
Kalénder Burma	1383
Kalénder Byzantium	7529–7530
Kalénder Cina	庚子年 (Logam Bikul) 4717 or 4657 — to — 辛丑年 (Logam Lembu) 4718 or 4658
Kalénder Koptik	1737–1738
Kalénder Discordian	3187
Kalénder Éthiopia	2013–2014
Kalénder Hebrew	5781–5782
Kalénder Hindu
- Vikram Samvat	2077–2078
- Shaka Samvat	1942–1943
- Kali Yuga	5121–5122
Kalénder Holosén	12021
Kalénder Igbo	1021–1022
Kalénder Iran	1399–1400
Kalénder Islam	1442–1443
Kalénder Jepang	Reiwa 3 (令和３年)
Kalénder Jawa	1954–1955
Kalénder Juche	110
Kalénder Julian	Gregorian minus 13 days
Kalénder Koréa	4354
Kalénder Minguo	ROC 110 民國110年
Kalénder Nanakshahi	553
Kalénder solar Thai	2564
Kalénder Tibét	阳金鼠年 (Logam lanang-Bikul) 2147 or 1766 or 994 — to — 阴金牛年 (Logam istri-Lembu) 2148 or 1767 or 995
Unix time	1609459200 – 1640995199

2021

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