| Trakehner Name | Sex | Foaled | Sire | Dam | Color | |
|---|---|---|---|---|---|---|
| Singin In Rain xx | Mare | Unknown | Unknown | |||
| Sing Lady Sing xx | Mare | Unknown | Unknown | |||
| Sing To Me | Mare | 2002 | Schönfeld *E* | Florentinisch | gray | |
| Sing To Me xx | Mare | Unknown | Unknown | |||
| Singularity | Gelding | 1996 | Zeus MV | K-S Special-K | bay | |
| Singularly Smart | Mare | Unknown | Unknown | |||
| Singular Sensation | Gelding | 1993 | Polarmond | Schönheit | black (gray) | |
| Singular xx | Stallion | Unknown | Unknown | |||
| Sin Igual xx | Mare | 1952 | Bold Venture xx | Igual xx | chestnut | |
| Sinjin | Gelding | 2009 | Stiletto *Ps* | Sophina | gray | |
| Sin Min xx | Beau Max xx | Baton Bleu xx | Unknown | |||
| Sinnifs Miss Holly | Mare | Unknown | Unknown | |||
| Sin Sin Sin xx | Mare | Unknown | Unknown | |||
| Siota | Gelding | 1994 | Schönfeld *E* | Schelle | bay (gray) | |
| Sir | Stallion | 1982 | Atlas II | Saskia III | dark brown/black | |
| Siraab | Stallion | 1985 | Sigurd | Raabi Bint Ronela (AA) | chestnut | |
| Siracco | Gelding | 2001 | Savant | Suewanna xx | bay | |
| Sirah xx | Mare | Unknown | Unknown | |||
| Sir Andrew xx | Stallion | Unknown | Unknown | |||
| Sir Braveheart | Gelding | 2002 | Schönfeld *E* | Lady Kimberli xx | dark bay | |
| Sir Chamberlain | Stallion | 1990 | Sir Shostakovich xx | Syone | bay | |
| Sir Cosmo xx | Stallion | 1926 | The Boss xx | Ayn Hali xx | brown | |
| Sir Damion xx | Stallion | Unknown | Unknown | |||
| Sir Drift ox | Stallion | Unknown | Unknown | |||
| Sirecho ox | Stallion | Unknown | Unknown |