- Anna Emilie Knauerhase
Birth - 20 April 1864 (10 year anniversary) - Greenock, South Australia, Australia - Hermann Diestel
- William Anno
- Anna Prehn
- Nathan Hix
- Elnathan Wood
Death - 20 April 1752 (122 year anniversary) - Middleborough, , MA - Nathaniel Fuller
Death - 20 April 1750 (124 year anniversary) - Plympton, Massachusetts - Ephraim Carpenter
Death - 20 April 1743 (131 year anniversary) - Attleboro, Bristol, MA - Benjamin Carpenter
Death - 20 April 1738 (136 year anniversary) - Coventry, Tolland, CT - Hannah Gilbert
Death - before 20 April 1725 (149 year anniversary) - Stoughton, Suffolk, MA - Lydia Luther
Birth - 20 April 1723 (151 year anniversary) - , Swansea, Bristol, MA - Jerusha Fenno
- Søren Christensen Lemvig
Birth - 20 April 1709 (165 year anniversary) - København, Hovedstaden, Danmark - Søren Christensen Lemvig
Birth - 20 April 1709 (165 year anniversary) - København, Hovedstaden, Danmark - Jemina Fales
- Johann Wilhelm Brass
- Nathan Upham
- August Friedrich Eckermann
Birth - 20 April 1696 (178 year anniversary) - Neverstorf, Germany - Ammiel Weekes
Death - 20 April 1679 (195 year anniversary) - Dorchester, Suffolk, MA - Hannah Salisbury
Birth - 20 April 1671 (203 year anniversary) - Milton, Norfolk, Massachusetts - Joan Arches
- Elizabeth Mortimer
- Baroness Alianore (Eleanore) Le Strange
- Randolf de Dacre
- Robert de Ross
- Richard "Strongbow" Fitzgilbert Clare
Death - 20 April 1176 (698 year anniversary) - , Dublin, Leinster, Ireland
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