| Name | Length (m) | Year | Builder |
|---|---|---|---|
| Sokny | 29.2 | 2020 | Ferretti Yachts |
| Sokny | 37.04 | 2022 | Custom Line |
| Sojourn | 39.62 | 1999 | Gambol Industries, Inc. |
| Sojana | 34.97 | 2003 | Fast Cruising Ltd |
| Soiree | 36.4 | 2009 | ISA Yachts |
| Soho | 36.9 | 2009 | Benetti SpA |
| Soho | 27.61 | 2008 | Falcon Yachts S.r.l. |
| Sogno | 30.2 | 2008 | Benetti SpA |
| Sofia Y | 30.4 | 2003 | Baglietto S.p.A. |
| Sofia 3 | 42.75 | 2007 | Baglietto S.p.A. |
| Sofi VI | 36.92 | 2022 | Sanlorenzo |
| Sodan | 38.4 | 2023 | Custom Line |
| Socrat | 39.5 | 2010 | Timmerman Yachts |
| Socorro Vortex | 42.7 | 1981 | John Manly Shipyard |
| Sobre Las Olas | 32 | 1929 | Wilmington Boat Works |
| Sobe Sunset | 31 | 1999 | Heisley Shipyard |
| So' Mar | 37.9 | 2014 | Tansu Yachts |
| So What Who Cares | 28.65 | 2003 | Sunseeker |
| Snowbored | 32.3 | 2004 | Westport Yachts |
| Snow White | 36.4 | 1960 | Hall Russell |
| Snow Goose | 35 | 1993 | Insark Marine |
| Smyrna | 35.9 | 2012 | A&Z Marina |
| Smooth Operator | 39 | 2010 | Jongert Yachts |
| Smooth Operator | 32.01 | 2003 | Sunseeker |
| Smith | 34.75 | 1995 | Trident |
| Smiling T | 27.9 | 2012 | Jade Yachts |
| Smiles Of Miles | 28.65 | 2000 | Horizon Yachts |
| Smile | 28.27 | 2006 | Overmarine Group SPA |
| Smile | 38 | 2004 | Timmerman Yachts |
| Smeralda | 77 | 2012 | Silver Yachts |
| Slipstream | 60 | 2009 | CMN Yacht Division |
| SleepOver | 34.1 | 2008 | Westport Yachts |
| Slava | 28.49 | 2019 | Riva S.p.A. |
| Skyra | 28.51 | 2013 | Riviera |
| Skyline | 33 | 2014 | Sanlorenzo |
| Skyfall | 57.91 | 2010 | Trinity Yachts |
| Skyetyme | 39.62 | 1989 | Christensen Shipyards, LLC. |
| Skye | 35.2 | 2022 | Sunseeker |
| Sky Fall | 32.91 | 2007 | Sunseeker |
| Sky | 35.97 | 1995 | Broward Marine |
| Sky | 80.75 | 1999 | Stocznia Polnocna Sa |
| Skorpios | 42.62 | 2021 | Nautor Swan |
| Skazka | 29.8 | 2002 | Azimut Yachts |
| Skat | 70.7 | 2002 | Lürssen Yachts |
| Skade | 46 | 2016 | Holland Jachtbouw |
| Sjostrom | 29.26 | 2013 | Richmond Boat Works USA |
| Sixth Sense | 74 | 2019 | Amels |
| Six Plus Two | 38 | 1972 | Cammenga |
| Sis | 34 | 2006 | Custom Line |
| Siroco | 28.9 | 1999 | Custom Line |