Celtic suffix -gnos > -án

From: João Simões Lopes Filho
Message: 11610
Date: 2001-11-30

The site I mentioned some weeks before shows many Ogamic anthrponyms with agnas-suffix, developping an Irish equivalente -a:n
 
Is the meaning "born, child" ? < *g^nos ?
 
Cona:n < *Cunognos < *K^uno-g^nos "dog's child" ???
Ruada:n < *Roudognos < *HroudHo-g^nos "born red" ???