| Name | Length (m) | Year | Builder |
|---|---|---|---|
| Gio | 35.05 | 2011 | Claasen Shipyards |
| Gio Chi The | 43 | 2016 | Codecasa S.p.A. |
| Gioe | 31.5 | 2007 | |
| Gioia | 43 | 2024 | Codecasa S.p.A. |
| Gioia 1 | 31.5 | 2010 | Diano Cantiere Navale |
| Giorgia I | 36.6 | 2009 | Benetti SpA |
| Gipsy | 35.2 | 2016 | Otam |
| Giro V | 37.95 | 2021 | Sanlorenzo |
| Gisa | 43.5 | 2023 | Mengi Yay Yachts |
| Gitan | 30.85 | 2000 | Admiral |
| Gitana | 45 | 2009 | Fitzroy Yachts |
| Gitana | 34.44 | 2003 | Burger Boat Company |
| Gitana | 36 | 1989 | Perini Navi |
| Gitana IV | 27.6 | 1962 | Sangermani |
| Gitane | 37 | 2008 | Evadne Yachts |
| Gitanes | 35.4 | 1982 | Benetti SpA |
| Giusy Blue | 60 | 1976 | Peene-Werft GmbH |
| Glacial Bear | 39.6 | 1993 | Brooke Marine Ltd. |
| Gladiator | 32.62 | 2008 | Custom Line |
| Gladiator | 44.65 | 2010 | Feadship |
| Gladiatore | 36.6 | 2008 | Benetti SpA |
| Gladius | 38.71 | 2007 | Cantieri di Pisa |
| Gladius | 30.12 | 2021 | Ferretti Yachts |
| Glafki IV | 35.2 | 2015 | Nautor Swan |
| Glaros | 39.65 | 2006 | Maiora |
| Glaze | 49.08 | 2007 | Trinity Yachts |
| Glen Ellen | 35.97 | 2007 | Hargrave Custom Yachts |
| Glen Ellen | 30.48 | 2002 | President Boat International Co., Ltd. |
| Gless | 31.5 | 2018 | Overmarine Group SPA |
| Glida | 31.8 | 2024 | Overmarine Group SPA |
| Gliss | 32 | 2006 | Royal Huisman |
| Global | 67.06 | 1982 | Bender Shipbuilding & Repair Co. |
| Globana M | 36 | 1995 | Abeking & Rasmussen |
| Globas | 42.78 | 2018 | Sanlorenzo |
| Gloria | 38.4 | 1986 | Jongert Yachts |
| Gloria Teresa | 41.75 | 2005 | Izar |
| Gloria's Sun | 28.65 | 1994 | Monte Fino |
| Glory | 38.4 | 2022 | Sanlorenzo |
| Glory Bee | 29.6 | 1991 | Maiora |
| Glow | 31.6 | 2012 | Italyachts |
| Go | 77 | 2018 | Turquoise Yachts |
| Go | 34.14 | 2007 | Leopard Yachts |
| Go | 45 | 2024 | Tankoa Yachts S.p.A. |
| Go | 28.96 | 2011 | Johnson Yachts |
| Go | 33.77 | 2009 | Dragos Yachts |
| God's Will | 33.53 | 1978 | Camcraft |
| Godspeed | 39.6 | 2005 | Westport Yachts |
| Going Coastal | 28.08 | 2006 | Paragon Motor Yachts |
| Going Galt | 31.7 | 1989 | Cheoy Lee |
| Gold | 28.2 | 1973 | CRN |