大满贯
The Diocesan Boys' School excels at sport. School teams have been crowned Overall Champions in archery, athletics, badminton (Grand Slam in 2009/10 &amp; 2010/11 in the Kowloon area), basketball (Grand Slam in 2013/14 in the Kowloon area), beach volleyball (Grand Slam in 2016/17 &amp; 2018/19), cross country (Grand Slam in 2017/18 &amp; 2018/19), fencing (Grand Slam in 2015/16 &amp; 2016/17), football (Grand Slam in 2017/18 &amp; 2018/19), Handball (Grand Slam in 2017/18), hockey, indoor rowing (Grand Slam in 2013/14 &amp; 2018/19), life saving, rugby sevens, softball, squash, swimming, table tennis (Grand Slam in 1960/61 &amp; 2017/18), tennis, tenpin bowling and volleyball (Grand Slam in 1977/78 in the Kowloon area, in 2017/18 &amp; 2018/19).