The purpose of this chronology is to give a detailed account of Ayyavazhi from the beginning of the incarnational events of Vaikundar to the present time. Question marks on dates indicate approximate dates. A star (*) indicates the mentioning of that particular date in Akilam or Arul Nool. All dates but a few are found in the Tamil calendar and so doesn't coincide exactly with the months of the Gregorian calendar. The dates may span over any halves of the two consecutive months (Gregorian).
1833 March 4 – Lord Narayana incarnated as Vaikundar in the world and raised from the sea of Tiruchendur, took the Human form as Pantaram from Tharuvaiyur of Thoothukudi District.
1840 March 3 – After the encounter with the King Swathi Thirunal, Ayya's devotees started their journey carrying Ayya Vaikundar to swamithoppe from Thiruvananthapuram in a Vahana.
1840 August/September – Ayya unified the Seven Virgins into himself as per their request.
1840 November/December – The Six-year Tavam of Vaikundar came to an end.
1840 – Muthiri kinaru started immediately after the Tavam of Vaikundar (as per oral traditions).
1840 December – Hari Gopalan Citar woke up at night following an abnormal dream in which God commissioned him to write the Akilam by giving him the first syllable of The Kappu.
1841 January/February – The first Thai Thirunal of Swamithoppe Pathi begins.
1849 February/March – People celebrated the 16th Ayya Vaikunda Avataram in Ambalappathi in the Presence of Vaikundar. He also organized the Sevvay Thirunal (Tuesday Festival) in Ambalappathi.
1849 July/August – Ayya took the form of an age-old man with the name Roma Rishi to bring Kumari Bhakavathi to Ambalappathi. He also organized and dedicated the celebration for Kumari Bhakavathi in Ambalappathi.
1849 July/August – After unifying the seven deities into himself, Ayya returned to Swamithoppe.
1850 January/February – The foundation stone for the Thangal of Sunda Vilai laid; Ayya participated in the function.
1850 March 4 – The foundation stone for the Thangal of Kadambankulam laid. Ayya participated in the function; The seventeenth Ayya Vaikunda Avataram was celebrated by the people along with Ayya there.
1850 August/September – Ayya married Bhooma Devi and unified into himself.