People : Jolanta Jankowski to Lili Jankowski
Jonathan Jankowski 3 people
Joni Jankowski 3 people
Jos Jankowski 2 people
Joseph Jankowski 39 people
Joshua Jankowski 3 people
Joyce Jankowski 4 people
Judith Jankowski 13 people
Judy Jankowski 2 people
Julia Jankowski 3 people
Julie Jankowski 5 people
Justin Jankowski 4 people
Kara Jankowski 2 people
Karen Jankowski 13 people
Katherine Jankowski 4 people
Kathleen Jankowski 4 people
Kathryn Jankowski 3 people
Kathy Jankowski 2 people
Katrina Jankowski 2 people
Kellie Jankowski 3 people
Kelly Jankowski 4 people
Kendra Jankowski 2 people
Kenneth Jankowski 10 people
Kevin Jankowski 3 people
Kim Jankowski 3 people
Kimberly Jankowski 6 people
Konrad Jankowski 4 people
Kristen Jankowski 2 people
Kristin Jankowski 4 people
Kristina Jankowski 3 people
Kristine Jankowski 2 people
Kristy Jankowski 3 people
Krzysztof Jankowski 3 people
Kurt Jankowski 2 people
Kyle Jankowski 3 people
Larry Jankowski 3 people
Laura Jankowski 23 people
Lauren Jankowski 3 people
Laurie Jankowski 5 people
Lawrence Jankowski 3 people
Leigh Jankowski 2 people
Leo Jankowski 3 people
Leon Jankowski 2 people
Leonard Jankowski 3 people
Leslie Jankowski 2 people