Aethelstan was the eldest son of King Aethelwulf of Wessex and elder brother of King Alfred the Great. The exact date of his birth is not known. He predeceased his father in 852 (exact date not known).
Family tree for Aethelstan of Kent showing:
parents
siblings 
Published Jan 30, 2017 @ 2:04 pm – Updated –
Harvard Reference for this page::
Heather Y Wheeler. (2017 – 2021). Aethelstan of Kent d. 852. Available: https://www.treesofblue.com/aethelstan-of-kent-d-852. Last accessed June 28th, 2022