Surname Seltsam (Seltsam 
) , across the world, is a rare cognomen. The last name Seltsam is habitual in Czechia, where it is a rare surname, Austria, and Germany. In absolute terms, it is the most numerous in Germany, the United States, and Czechia.
| VARIANT | COUNTRY |
|---|---|
| Seltsam | Germany, Czechia, Austria, United States, Canada |
| ferdinand seltsam CZ (b. 1841) |
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| friedrich seltsam DE (b. 1844) |
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| marianne seltsam German alpine skier (1932-2014), DE (b. 1932) |
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| pat seltsam American speed skater, US (b. 1965) |
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| axel seltsam researcher |
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| pk seltsam |
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Mr, Diana, Laura, James, Julie, Erich, Ernst, Wanda, Morgan, Sandra, Shanon, Stefan, Aldean, Pamela, Robert, Dennis, Debbie, George, Lauren, Janice, Joanne, Thomas, Peter, Tobias, Bernd, Susan, Max, Mia, Amy, Ave, Bob, Jay, Joe, Tim, Mike, Sven, Amir, Avé, Axel, Paul, Rory, Lori, Jane, Jack, John, Edna, Sarah, Chris, and Nassan