| Trakehner Name | Sex | Foaled | Sire | Dam | Color | |
|---|---|---|---|---|---|---|
| Seligwind | Gelding | 1990 | Rüdiger | Sensation | bay | |
| Selim Mare XXIV xx | Mare | 1812 | Selim xx | Maiden xx | bay | |
| Selim xx | Stallion | Unknown | Unknown | |||
| Selleck | Gelding | 1981 | Mahon *E* | Sahara | bay | |
| Sellin | Mare | 1993 | Donaufürst *Ps*E* | Salve | chestnut | |
| Selma | Mare | 1957 | Intermezzo | Sonny | chestnut | |
| Seltenheit | Mare | 1922 | Soldau | Mare | chestnut | |
| Selten Stern (Star Man) | Gelding | 1995 | Bütow *E* | EC Spring Melody ox | bay (gray) | |
| Semblance xx | Mare | 1950 | Spy Song xx | Joy Forever xx | Unknown | |
| Semendria | Mare | 1927 | Parsival | Sultanine | chestnut | |
| Semendria xx | Mare | Unknown | Unknown | |||
| Seminole | Gelding | 1997 | Apache *Pb* | Salome | bay (gray) | |
| Seminole Boy xx | Stallion | Unknown | Unknown | |||
| Seminole II xx | Stallion | Nasrullah xx | Banish xx | bay | ||
| Semi-Pro xx | Stallion | 1959 | Khaled xx | Iron Reward xx | brown | |
| Semi-Sweet | Mare | 1985 | Marcus | Dutch Chocolate xx | dark bay | |
| Semmering | Stallion | Unknown | Unknown | |||
| Sempatico | Stallion | Unknown | Unknown | |||
| Sempatico M | Stallion | Unknown | Unknown | |||
| Semper | Stallion | Unknown | Unknown | |||
 |
Semper Fidelis | Stallion | 2009 | Tzigane *Pb* | Schöne Symphonie | bay |
| Semper Idem | Stallion | Dampfross | Semendria | chestnut | ||
| Semper Sly | Gelding | 2007 | Always | Stone Fox | chestnut | |
| Senatoba | Mare | 2009 | E.H. Herzzauber | Scheherezad | black (gray) | |
| Senator | Gelding | 1976 | Index | Secunda II | chestnut |