Across the world, Hanigan (Hanigan ) is an extremely rare boy's first name. Much more prevalently, Hanigan is the last name as well as the forename.
Hannigan
Mr, Jen, Jim, Tom, Tim, Ian, Mary, Mark, Matt, Mike, Sara, Sera, Seth, Sean, Alan, Anna, Anne, Abby, Joy, Joe, Jon, Jay, Ms, Ed, Sue, Ann, Art, Ami, Amy, Kay, Adam, Kim, Rob, Roy, Deb, Dan, Guy, Liz, Lyn, Jan, Pat, and Bert
) is an extremely rare boy's first name. Much more prevalently, Hanigan is the last name as well as the forename.