Sigeric I of Essex explained

Sigeric I of Essex was a King of Essex, and a son of Saelred of Essex, reigning from an unknown date until he abdicated and went on pilgrimage to Rome in 798. Like his predecessors, he recognised Mercian overlordship.^{[1] [2]}

The Itinerary of Archbishop Sigeric, a record of the journey of Sigeric, Archbishop of Canterbury, to Rome in 990. It includes a list of 23 churches in Rome that he visited, one of which was dedicated to St Sigeric, possibly the same as the king of Essex^[3]

Notes and References

1. Encyclopedia: Barbara. Yorke . Barbara Yorke. Oxford University Press . Oxford Dictionary of National Biography . kings of the East Saxons (act. late 6th cent.–c. 820) . 2004 . 5 September 2019. 10.1093/ref:odnb/52340 . 978-0-19-861412-8 .
2. Book: Yorke, Barbara. Barbara Yorke

   . Barbara Yorke . 51. Kings and Kingdoms of Early Anglo-Saxon England. Routledge. London, UK . 1990. 978-0-415-16639-3 .

3. Web site: British Library . 2023-09-06 . www.bl.uk.