Jocelyn Roseann Olum and Perry Anderson Olum

"Jocelyn" is named in memory of Judy's grandfather Joseph and has the same initial as Ken's grandfather Jacob.
"Roseann" is in memory of Valerie's mother, Roseann. Ken also has Roses on both sides of his family.

"Perry" is named in memory of Ken's father Paul (by first letter and by similarity with Paul's Hebrew name "Peretz").
"Anderson" is Judy's last name.