People : Kaye Costello to Lenore Costello
Kaye Costello 2 people
Kayla Costello 5 people
Keegan Costello 2 people
Keely Costello 2 people
Keith Costello 21 people
Kelley Costello 6 people
Kelli Costello 4 people
Kellie Costello 3 people
Kelly Costello 34 people
Kelsey Costello 2 people
Kelsie Costello 2 people
Ken Costello 4 people
Kenneth Costello 26 people
Kenny Costello 3 people
Kent Costello 2 people
Kerri Costello 3 people
Kerry Costello 8 people
Kevin Costello 103 people
Kim Costello 15 people
Kimber Costello 2 people
Kimberly Costello 27 people
Kirsten Costello 2 people
Kory Costello 2 people
Kris Costello 2 people
Krista Costello 4 people
Kristen Costello 11 people
Kristin Costello 5 people
Kristina Costello 2 people
Kristine Costello 9 people
Kyle Costello 15 people
Ladonna Costello 2 people
Larry Costello 9 people
Laura Costello 36 people
Laurel Costello 3 people
Lauren Costello 12 people
Laurence Costello 3 people
Laurie Costello 7 people
Lawrence Costello 16 people
Lawrene Costello 3 people
Lea Costello 2 people
Leah Costello 3 people
Leanne Costello 2 people
Lee Costello 6 people
Leigh Costello 5 people