IGSOSA
Alumni Directory
Search old students of Isonyin Grammar School by name, set, profession or city — and add yourself so your set can find you.
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IGS @ 70 — Still Soaring at Seventy — 23rd – 29th March 2026Admission into JSS 1 is through the Ogun State Common Entrance Examination for flagship and model schoolsSpeak with the school office: +234 905 517 2703Old students: add your profile to the alumni directoryIGS @ 70 — Still Soaring at Seventy — 23rd – 29th March 2026Admission into JSS 1 is through the Ogun State Common Entrance Examination for flagship and model schoolsSpeak with the school office: +234 905 517 2703Old students: add your profile to the alumni directory
+234 905 517 2703 · Isonyin-Ijebu, Ijebu North East, Ogun State, NigeriaOffice hours: 8am – 4pmEN