Family name Teahen (Teahen 
) , across the world, is a rare cognomen. The last name Teahen is habitual in Canada, where it is a rare surname, New Zealand, where it is a very rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Teahen | United Kingdom, Canada, New Zealand, United States |
|
mark teahen American-Canadian baseball player, US (b. 1981) |
|
Rob, Susan, Steve, Conor, Craig, Brian, Kerri, Keith, Kevin, Shawn, Peter, Dawna, Donna, Linda, Janet, James, Jason, Julia, Henry, Debra, Holly, Megan, Tara, Roy, Liz, Joe, Jim, Tom, Tim, Mary, Mark, Marie, Matt, Kate, Paul, Rick, Rita, Ryan, Lisa, Lori, John, Alan, and Martha