Family name Janshen (Janshen 
) , in the entire world, is a rare cognomen. The cognomen Janshen is characteristic of Germany, where it is a rare surname, Netherlands, and the United States, where it is a very rare surname. Much less frequently, Janshen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Janshen | Germany, Philippines, United States, India, Netherlands |
| heinz janshen German officer, DE (b. 1934) |
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| doris janshen German professor (1946-2009), DE (b. 1946) |
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| rolf janshen German manager, DE (b. 1949) |
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Mr, Diane, Dylan, Dwane, Lanny, Larry, James, Jamie, Jason, Jenni, Jenna, Teena, Tracy, Heinz, Marion, Sandra, Audree, Calvin, Connie, Brandy, Rodney, Denise, Damon, Daniel, David, Knuth, Ms, May, Amy, Kim, Rod, Ron, Jan, Jim, Mary, Kurt, Rolf, Rich, Ruby, Dirk, Jack, Jean, Eric, Susan, Brian, Kathy, Klaas, Roger, and Danell