Wikipedia:Articles for deletion/Cassius Marcellus Clay Sr. (2nd nomination)
WP:NOTINHERITED states that "''notability not being inherited is not by itself grounds for deletion''".  There are plenty of sources which provide biographical details about the subject and so he passes 
— user:Andrew, 15:17, 27 June 2020 (UTC)
Stance: keep
Cited policy: WP:GNG (Wikipedia:Notability)