The Persians or Iranians are an ethnic group who speak the Persian language. They share the same culture and history. In Western writings, it is common to name all ancient Iranians as Persian, although some of them were not of the Persian culture, and did not speak the Persian language.
|ca. 95 million[source?]|
|Regions with significant populations|
|Iran||49,312,834 (61–65% of total population)|
|Russia||172,303[not in the source given]|
|Persian Caucasian Tat, and Judeo-Tat), Luri|
|Primarily Shia Islam, Sunni Islam, Sufism|
Irreligion, Christianity, Bahá'í, Judaism, Zoroastrianism
- United States Central Intelligence Agency(CIA) (April 28, 2011). "The World Fact Book – Iran". CIA. Retrieved May 15, 2011.
- Library of Congress, Library of Congress – Federal Research Division. "Ethnic Groups and Languages of Iran". http://lcweb2.loc.gov/frd/cs/profiles/Iran.pdf. Retrieved 2009-12-02.
- "Persian in Turkey". Joshua Project. Retrieved 26 August 2014.
- "Iraq – People Groups". Joshua Project. Retrieved 21 September 2011.
- "The Persian Diaspora, List of Persians and Persian Speaking Peoples living outside of Iran, Worldwide Outreach to Persians, Outreach to Muslims around the Globe". Farsinet.com. Retrieved 2012-06-10.
- "Iranian-American stats, Phyllis McIntosh". The Iranian. Retrieved 2012-06-10.
- This figure only includes Tajiks from Afghanistan. The population of people from Afghanistan in the United States is estimated as 80,414 (2005), Of which 65% are estimated to be Tajiks. United States Census Bureau. "US demographic census". Archived from the original on 2020-02-12. Retrieved 2008-01-23. Robson, Barbara and Lipson, Juliene (2002) "Chapter 5(B)- The People: The Tajiks and Other Dari-Speaking Groups" Archived 2010-01-27 at the Wayback Machine The Afghans – their history and culture Cultural Orientation Resource Center, Center for Applied Linguistics, Washington, D.C., OCLC 56081073.
- "Why are people going to Iran?". The Jerusalem Post. Retrieved 2013-08-19.
- "United Arab Emirates: Demography" (PDF). Encyclopædia Britannica World Data. Encyclopædia Britannica Online. Retrieved 2008-03-15.
- "Persian World Outreach – ''Persian-speaking people outside of Iran''". Persianwo.org. Archived from the original on 2009-10-30. Retrieved 2012-06-10.
- GTZ: Migration and development – Afghans in Germany Archived 2007-09-27 at the Wayback Machine: estimate for Tajiks based on total of 100,000 Afghans in Germany.
- "''2006 Canadian Census''". 2.statcan.ca. Archived from the original on 2015-10-16. Retrieved 2012-06-10.
- This figure only includes Tajiks from Afghanistan. The population of people with descent from Afghanistan in Canada is 48,090 according to Canada's 2006 Census. Tajiks make up an estimated 33% of the population of Afghanistan. The Tajik population in Canada is estimated from these two figures. Ethnic origins, 2006 counts, for Canada.
- "2002 Russian census". Perepis2002.ru. Retrieved 2012-06-10.
- "Ethnologue report for language code:pes". Ethnologue.com. Retrieved 2012-06-10.
- Gernot Windfuhr, "Persian Grammar: history and state of its study", Walter de Gruyter, 1979. pg 4:""Tat- Persian spoken in the East Caucasus""
- Dalby, Andrew (2014). Dictionary of Languages: The definitive reference to more than 400 languages. Bloomsbury Publishing. p. 109. ISBN 978-1-4081-0214-5.
and Tat (a variety of Persian)...(...)
- Windfuhr, Genot (2013). Iranian Languages. Routledge. p. 417. ISBN 978-1-135-79704-1.
The Northwestern outpost of Persian is Caucasian Tat Persian (...)
- V. Minorsky, "Tat" in M. Th. Houtsma et al., eds., The Encyclopædia of Islam: A Dictionary of the Geography, Ethnography and Biography of the Muhammadan Peoples, 4 vols. and Suppl., Leiden: Late E.J. Brill and London: Luzac, 1913–38.
- V. Minorsky, "Tat" in M. Th. Houtsma et al., eds., The Encyclopædia of Islam: A Dictionary of the Geography, Ethnography and Biography of the Muhammadan Peoples, 4 vols. and Suppl., Leiden: Late E.J. Brill and London: Luzac, 1913–38. Excerpt: Like most Persian dialects, Tati is not very regular in its characteristic features"
- C Kerslake, Journal of Islamic Studies (2010) 21 (1): 147–151. excerpt:"It is a comparison of the verbal systems of three varieties of Persian—standard Persian, Tat, and Tajik—in terms of the 'innovations' that the latter two have developed for expressing finer differentiations of tense, aspect and modality..." 
- Borjian, Habib, "Tabari Language Materials from Il'ya Berezin's Recherches sur les dialectes persans", Iran and the Caucasus, Volume 10, Number 2, 2006 , pp. 243–258(16). Excerpt:"It embraces Gilani, Ta- lysh, Tabari, Kurdish, Gabri, and the Tati Persian of the Caucasus, all but the last belonging to the north-western group of Iranian language."