M/F Juan J. Sister
| Route | Algericas - Tanger Med |
| IMO | 9039391 |
| Building year | 1993 |
| Building yard | Kvaerner Masa-Yards, Finland (#1319) |
| Owner | Trasmediterranea |
| Operator | Trasmediterranea |
| Length | 151,1 m |
| Breadth | 26,0 m |
| Draft | 6,0 m |
| GT | 22.409 |
| Machinery | 4 * Wärtsilä 8R32E |
| Speed | 18 kn. |
| Number of passengers | 550 |
| Number of beds | 400 |
| Number of cars | 150 |
| Lanemetres | 1.680 |
| Port of registry | Las Palmas de Gran Canaria |
| Flag | Spain |
| Former names | Juan J. Sister (2005-2015) - Acciona Trasmediterranea Juan J. Sister (1993-2005) - Trasmediterranea |
| Former owners | - |
| Sister ships | - |
| Notes | - |
- M/F Juan J. Sister
Photo: Trasmediterranea
- M/F Juan J. Sister
Photo: Kvaerner Masa-Yards
- M/F Juan J. Sister
Photo: Mike Barker (Almeria 3/8-2009)
- M/F Juan J. Sister
Photo: Mike Barker (Almeria 3/8-2009)
- M/F Juan J. Sister
Photo: Mike Barker (Almeria 3/8-2009)
- M/F Juan J. Sister
Photo: Thomas Mertens (Malaga 28/3-2010)
- M/F Juan J. Sister
Photo: Thomas Mertens (Malaga 28/3-2010)
- M/F Juan J. Sister
Photo: Thomas Mertens (Malaga 28/3-2010)
- M/F Juan J. Sister
Photo: Frans Truyens (Malaga 12/2-2012)
- M/F Juan J. Sister
Photo: Frans Truyens (Malaga 12/2-2012)
- M/F Juan J. Sister
Photo: Frans Truyens (Málaga 5/2-2013)
- M/F Juan J. Sister
Photo: Frans Truyens (Málaga 10/2-2013)
- M/F Juan J. Sister
Photo: Frans Truyens (Málaga 10/2-2013)
- M/F Juan J. Sister
Photo: Frans Truyens (Málaga 12/2-2013)
- M/F Juan J. Sister
Photo: Frans Truyens (Malaga 6/2-2014)
- M/F Juan J. Sister
Photo: Frans Truyens (Malaga 6/2-2014)
- M/F Juan J. Sister
Photo: Aadentinie Klem (Malaga 30/9-2014)
- M/F Juan J. Sister
Photo: Frans Truyens (Barcelona 30/8-2015)
- M/F Juan J. Sister
Photo: Mike Barker (Almeria 14/3-2016)
- M/F Juan J. Sister
Photo: Alan Moorhouse (Mahon, June 2017)
- M/F Juan J. Sister
Photo: Juan Gabriel Mata (Algericas 24/7-2019)