Cognomen Lyduch (Lyduch 
) , across the world, is a rare surname. The family name Lyduch is characteristic of Denmark, where it is a rare surname, Poland, and the United Kingdom, where it is a very rare surname. More frequently, Lyduch is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lyduch | United Kingdom, Poland, United States, Denmark |
| jonas lyduch badminton player (b. 1980) |
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