** [[Angkatan Darat Ukraina|Angkatan Darat]]
*** [[Batalion Aidar]]
* [[SecurityDinas ServiceKeamanan of UkraineUkraina]]<ref>{{cite web|url=http://www.pravda.com.ua/news/2014/04/13/7022234/|script-title=uk:У Слов'янську почалася Антитерористична операція - Аваков|trans-title=Antiterrorist operations have begun in Slovyansk - Avakov|language=Ukrainian|work=[[Ukrayinska Pravda]]|date=13 April 2014|accessdate=2 February 2015}}</ref>
* Aktivis [[Euromaidan]] activists
* [[RightSektor SectorKanan]]<ref>{{cite news|url=http://www.bbc.com/news/world-europe-27275383|title=How did Odessa's fire happen?|publisher=BBC News|date=4 May 2014|accessdate=11 May 2014}}</ref><ref>{{cite news|url=http://www.theguardian.com/world/2014/may/02/ukraine-dead-odessa-building-fire|title=Dozens dead after Odessa building fire|work=The Guardian|date=2 May 2014|accessdate=11 May 2014}}</ref>
| side2 =
<!-- No flags per MOS:FLAG -->
'''Aktivis Pro-Russian activistsRusian'''
* [[FederalNegara State ofBagian Novorossiya|Novorossiya]]
** [[DonetskRepublik People'sRakyat RepublicDonetsk]]
** [[LuhanskRepublik People'sRakyat RepublicLuhansk]]
* [[DonbassMilisi People'sRakyat MilitiaDonbass]]
** VostokBatalion BattalionVostok<ref name="FTcoup">{{cite news | url=http://www.ft.com/intl/cms/s/0/d077cbfa-e75b-11e3-8b4e-00144feabdc0.html | title=Paramilitaries seize Donetsk rebels' HQ | work=Financial Times | date=29 May 2014 | accessdate=29 May 2014}}</ref>
** RussianTentara OrthodoxOrtodoks ArmyRusia<ref>{{cite news|url=http://www.nbcnews.com/storyline/ukraine-crisis/meet-russian-orthodox-army-ukrainian-separatists-shock-troops-n107426|title=Meet the Russian Orthodox Army, Ukrainian Separatists' Shock Troops|publisher=NBC News|date=16 May 2014|accessdate=2 June 2014}}</ref>
** ArmyTentara of the SoutheastTenggara<ref name="voiceofrussia">{{cite web|url=http://voiceofrussia.com/news/2014_05_17/South-East-Army-urges-Kievs-security-forces-to-leave-territory-of-Lugansk-Peoples-Republic-6420/|archiveurl=https://web.archive.org/web/20140617005429/http://voiceofrussia.com/news/2014_05_17/South-East-Army-urges-Kievs-security-forces-to-leave-territory-of-Lugansk-Peoples-Republic-6420/|archivedate=17 June 2014|title="South-East Army" urges Kiev's security forces to leave territory of Lugansk People's Republic|publisher=voiceofrussia.com|accessdate=28 July 2014}}</ref>
** OplotBatalion BattalionOplot<ref name="reuters">{{cite news|url=http://www.reuters.com/article/2014/06/01/us-ukraine-crisis-vostok-idUSKBN0EC1LL20140601|title=More foreign fighters break cover among Ukraine separatists|agency=Reuters|author=Gabriela Baczynska|date=1 June 2014|accessdate=28 July 2014}}</ref>
** ZaryaBatalion BattalionZarya<ref name="voiceofrussia2">{{cite web|url=http://voiceofrussia.com/news/2014_07_11/Russian-journalists-come-under-fire-from-Ukrainian-troops-in-Lugansk-3908/|archiveurl=https://web.archive.org/web/20140725035229/http://voiceofrussia.com/news/2014_07_11/Russian-journalists-come-under-fire-from-Ukrainian-troops-in-Lugansk-3908/|archivedate=25 July 2014|title=Russian journalists come fire from Ukrainian troops in Lugansk|publisher=voiceofrussia.com|date=11 July 2014|accessdate=28 July 2014}}</ref>
** KalmiusBatalion BattalionKalmius<ref name="thestar">{{cite web|url=http://www.thestar.com/news/world/2014/07/10/ukraine_rebels_face_drop_in_morale_whats_the_point_of_fighting.html|title=Ukraine rebels face drop in morale: 'What's the point of fighting?'|work=Toronto Star|author=Yuras Karmanau|date=10 July 2014|accessdate=28 July 2014}}</ref>
* Polisi Ukraina dan pembelot militer
* Ukrainian police and military defectors
* UnionSerikat ofPekerja Mine WorkersTambang<ref>{{cite news|url=http://www.reuters.com/article/2014/05/28/us-ukraine-crisis-miners-idUSKBN0E80VX20140528|title=Miners rally in favor of separatists in eastern Ukraine|agency=Reuters|date=28 May 2014|accessdate=29 April 2014}}</ref>
'''[[RussianFederasi FederationRusian]]'''
* [[ArmedAngkatan ForcesBersenjata of RussiaRusia]]<ref name='np'>{{cite news|url=http://news.nationalpost.com/news/world/vladimir-putin-admits-for-first-time-russian-troops-took-over-crimea-refuses-to-rule-out-intervention-in-donetsk|title=Vladimir Putin admits for first time Russian troops took over Crimea, refuses to rule out intervention in Donetsk|author=Yuras Karmanau|author2=Vladimir Isachenkov|date=17 April 2014|work=National Post|agency=Associated Press|accessdate=10 May 2014}}</ref><ref>{{cite news|url=http://www.kyivpost.com/content/ukraine/ukraine-gets-new-evidence-of-russian-soldiers-fighting-on-its-turf-photos-361543.html|title=Ukraine gets new evidence of Russian soldiers fighting on its turf (PHOTOS)|work=Kyiv Post|date=21 August 2014|accessdate=22 August 2014}}</ref><ref>{{cite news|url=http://www.washingtonpost.com/world/russian-humanitarian-convoy-enters-ukraine-despite-warnings/2014/08/22/7b14fa8e-29e1-11e4-8593-da634b334390_story.html|title=NATO condemns Moscow's aid convoy, says Russian artillery firing at Ukrainian army|work=The Washington Post|date=22 August 2014|accessdate=22 August 2014}}</ref><ref>{{cite news|url=http://www.reuters.com/article/2014/08/22/us-ukraine-crisis-aid-convoy-idUSKBN0GM0IS20140822|title=Ukraine accuses Russia of invasion after aid convoy crosses border|agency=Reuters|date=22 August 2014|accessdate=22 August 2014}}</ref><ref>{{cite news|url=http://www.nytimes.com/2014/08/23/world/europe/russia-moves-artillery-units-into-ukraine-nato-says.html?_r=1|title=Russia Moves Artillery Units into Ukraine, NATO Says|work=The New York Times|date=22 August 2014|accessdate=22 August 2014}}</ref><ref>{{cite web|url=https://www.amnesty.org/en/latest/news/2014/09/ukraine-mounting-evidence-war-crimes-and-russian-involvement/|title=Ukraine: Mounting evidence of war crimes and Russian involvement|publisher=Amnesty International|date=7 September 2014|accessdate=8 September 2014}}</ref>
* ChechenParamiliter andChechen Russiandan paramilitariesRusia<ref name="NYchech">{{cite news | url=http://www.nytimes.com/2014/05/28/world/europe/ukraine.html?_r=0 | title=Russians Revealed Among Ukraine Fighters | work=The New York Times | date=27 May 2014 | accessdate=29 May 2014}}</ref>
| leadfigures3 =
| howmany1 = 50,000<ref>[http://www.ukrinform.ua/eng/news/pm_yatseniuk_some_50000_military_participate_in_ato_325180 PM Yatseniuk: Some 50,000 military participate in ATO] //[[Ukrinform]], 11 August 2014</ref>
|