Gayle King/Instagram "I'm so nuts about this child ... The former Good Morning America co-host is a mother to seven and a grandmother of four. Joan Lunden's eldest daughter, Jamie, is mom ...

Gayle King made her glamorous Sports Illustrated ... which features the proud grandmother wearing a patterned geometric-print one-piece swimsuit by Evarae ($305) and a matching wrap.

Gayle King has been a household name in the entertainment ... considerate and intelligent” is a proud mother of two and grandmother, always crediting her family as her greatest joy.