20 April
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- 1911 – Hari lahir Muhammad Taqi Danisypazhuh (20 Rabiul Awal 1329 H)
- 1944 – Hari wafat Sayid Muhammad Hasan Husaini lebih dikenal dengan Agha Najafi Quchani (26 Rabiul Tsani 1363 H)
- 1987 – Hari wafat Muhammad Taqi Syari'ati Mazinani (20 Sya'ban 1407 H)