Jennalyn \j(e)-nnal-yn, jenn(a)-lyn\ as a girl's name is a variant of Jenna (Arabic), and the meaning of Jennalyn is "heaven".

The baby name Jennalyn sounds like Jennilyn, Genalyn, Janalyn, Jenalynn and Jonalyn. Other similar baby names are Donnalyn, Jennalee, Jeralyn, Jerralyn and Jessalyn.