BSJ is an acronym that can stand for

• Bairnsdale Airport
• Ballet San Jose, formerly Ballet San Jose Silicon Valley and before that the Cleveland Ballet
• Bibliothèque Saint-Jean
• Bachelor of Science, Journalism
• Bedford St Johns railway station
• Boy Scouts of Japan, a former name of the Scout Association of Japan
• Bloody Stupid Johnson a character in the fictional Discworld created by author Terry Pratchett
• Berkeley Scientific Journal, the undergraduate science journal of the University of California, Berkeley
• Baby Surprise Jacket, a popular knitted item created by Elizabeth Zimmermann
• BananaSlamJamma, a Dota 2 player and streamer
• Boston Sports Journal

• Marina Zivkovic
• Marina Zueva
• Marina Zueva (speed skater)
• Marina Łuczenko
• Marina Šešenina
• Marina Živković
• Marina Știrbei
• Marin Barišić
• Marin Baumann
• Marin Becichemo
• Marin Belusica
• Marin Beluşica
• Marin Belușica
• Marin Beçikemi
• Marin Beçikemi (humanist)
• Marin Bečić
• Marin Bluff
• Marin Bolocan
• Marin Bosiocic
• Marin Bosiočić
• Marin Boulevard (HBLR station)
• Marin Boulevard station (Hudson-Bergen Light Rail)
• Marin Boulevard station (Hudson–Bergen Light Rail)
• Marin Brbić
• Marin Cenov