SJOBA is an association of alumnus from St. John's Chandigarh that works on certain values and principles of promoting integrity and unity among its members. There are about 3700 members in the association and is managed by choosing executive of the organization every year. The main focus of the organization is on issuing rights of all the children and to protect them against injustices prevailing in the society. SJOBA works socially on several events throughout the year like blood donation camps or providing vocational counseling for students at the end of each year. There are other sports events like cricket or football matches between old boys and present school team, which is quite an interesting event. SJOBA also organizes educational co-curricular events like debate annually for senior students and an annual quiz competition in the school.
Other recreational activities organized by the old boys association include SJOBA Thunderbolt Rally in March, SJOBA winter Fest in December, which has interesting activities like cultural evenings, treasure hunt and a Ball dance named Winter-ball. In November SJOBA mini marathon is also organized by the association. Besides these there are several other events like teacher's day, badminton tournament, Diwali Sweets distribution or senior sports day, in which SJOBA actively contributes to make them successful. Functioning for past 30 years, this association strives to enhance the quality of education and life of all the children not only in the school but also in the society. The organization sponsors children from the economically backward front and helps the school by providing sports facilities and financial contribution. A scholarship program is also run by the SJOBA association for students who are talented academically or in sports.
| Event | Date | Details | |
|---|---|---|---|
| Teacher's Day | 5th September 2025 | SJOBA hosted its Annual Teacher’s Day Celebrations on Friday, 5th September 2025 at the Grand Ballroom, Novotel, Chandigarh - an afternoon filled with joy, gratitude, and cherished memories. | |
| SJOBA TSD Rally 2025 | 12th - 14th September 2025 | The Rally flagged off from School and culminated at Gaj Resort, Garhshanker. | |
| SJOBA Racquet Tournament | 3rd - 5th October 2025 | Three incredible days of action across Badminton, Table Tennis, and Squash, the tournament wrapped up with unforgettable performances and true sportsmanship on display. | |
| Diwali Sweets Distribution | 16th October 2025 | At St. John's | |
| Sports Day | 22nd November 2025 | At St. John's | |
| SJOBA Golf Tournament | 13th December 2025 | At Golf Club Chandigarh | |
| SJOBA Winterball 2025 | 24th December 2025 | ||
| St. John's vs SJOBA Cricket | 23rd January 2026 | At St. John's | |
| SJOBA Rally 2026 | 12th - 15th March 2026 | To be Flagged off from Chandigarh | |
| SJOBA Blood Donation | 9th May 2026 | At St. John's | |
| SJOBA Padel Tournament | 15th - 17th May 2026 | ||
| SJOBA Six-a-Side Soccer Tournament | 26th - 28th June 2026 | At St. John's | |
