2021

2021 ring makudang versi kaléndér
Kaléndér Grégorian	2021; MMXXI
Ab urbe condita	2774
Kaléndér Armenia	1470; ԹՎ ՌՆՀ
Kaléndér Assyria	6771
Kaléndér Bahá'í	177–178
Kaléndér Bali saka	1942–1943
Kaléndér Bengali	1428
Kaléndér Berber	2971
British Regnal year	N/A
Kaléndér Budha	2565
Kaléndér Burma	1383
Kaléndér Byzantium	7529–7530
Kaléndér China	庚子年 (Datu Bikul); 4717 or 4657; — to —; 辛丑年 (Datu Lembu); 4718 or 4658
Kaléndér Koptik	1737–1738
Kaléndér Discordian	3187
Kaléndér Ethiopia	2013–2014
Kaléndér Hebrew	5781–5782
Kaléndér Hindu
- Vikram Samvat	2077–2078
- Shaka Samvat	1942–1943
- Kali Yuga	5121–5122
Kaléndér Holocene	12021
Kaléndér Igbo	1021–1022
Kaléndér Iran	1399–1400
Kaléndér Islam	1442–1443
Kaléndér Jepang	Reiwa 3; (令和３年)
Kaléndér Jawa	1954–1955
Kaléndér Juche	110
Kaléndér Julian	Gregorian minus 13 days
Kaléndér Korea	4354
Kaléndér Minguo	ROC 110; 民國110年
Kaléndér Nanakshahi	553
Kaléndér solar Thai	2564
Kaléndér Tibetan	阳金鼠年; (male Iron-Rat); 2147 or 1766 or 994; — to —; 阴金牛年; (female Iron-Ox); 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) lakar dados warsa biasa sané katutug rahina Sukra ring kaléndér Grégorian, warsa ka-2021 ring kaucapang Masehi (M) lan Anno Domini (AD), warsa ka-21 ring Milenium ka-3, warsa ka-21 ring Abad ka-21, lan 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.

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

2021

PaundukanSunting

JanuariSunting

PébruariSunting

MaretSunting

AprilSunting

MéiSunting

JuniSunting

JuliSunting

AgustusSunting

SéptémberSunting

OktoberSunting

NopémberSunting

DésémberSunting

EmbasSunting

JanuariSunting

PébruariSunting

MaretSunting

AprilSunting

MéiSunting

JuniSunting

JuliSunting

AgustusSunting

SéptémberSunting

OktoberSunting

NopémberSunting

DésémberSunting

SedaSunting

JanuariSunting

PébruariSunting

MaretSunting

AprilSunting

MéiSunting

JuniSunting

JuliSunting

AgustusSunting

SéptémberSunting

OktoberSunting

NopémberSunting

DésémberSunting

PustakaSunting

Pranala liyanéSunting