Traditional Events:

• Autumn picnic
• Freshmen's 'babtism' and welcome night
• Three-school competition in humanities
• Anniversary ball of HTG
• Christmas service
• Five-school competition in sciences
• Open days for year 8 and 9 students
• April Fool's Day
• Spring concert in the University of Tartu assembly hall
• Theatre night
• 'Last schoolbell' ceremony for year 12 graduates
• Sports day at the University of Tartu staadium
• The headmaster's spring reception
• Hugo Treffner's Monument Day

• Last school day for year 12 graduates

Annual events:

• September 1 ceremony
• International Teacher's Day
• Anniversary ceremony of HTG
• Christmas party
• Treaty of Tartu lecture for year 10 students
• Valentine's Day
• Independence Day ceremony
• Mother Tongue Day

• Graduation ceremony   

School Symbols:

• School flag
• School cap
• School logo
• School rings received in year 10
• 'Hugo's song' - Iyrics (in Estonian)

• T-shirts, sweaters, etc. with the school logo S