Ólafur Hálfdanarson, b: 1620 -

^{1628 English curtail King's powers}
^{1640 Portugal gains independence/Spain}
^{1642 Civil war England/Scotland/Ireland}
^{1660 Restoration of monarchy, Britain}
^{1665 Great plague of London}

^{1582 New Gregorian calendar introduced}
^{1588 English defeat the Spanish Armada}
^{1611 Authorized English Bible published}
^{1613 Romanov dynasty begins in Russia}
^{1618 Beginning of 30 Years War}

^{1534 Henry VIII controls English church}
^{1538 Cortes conquers Mexico}
^{1547 Ivan the Terrible rules Russia}
^{1558 Elizabeth I is England's queen}
^{1580 Drake completes voyage around world}


			^{Rafn Sigurðsson}^b.1520 d.

		^{Hálfdan Rafnsson}^{b.1581 d.1665}	^{Skólastika Gamalíelsdóttir}^b.1530 d.

^{Sigríður Ólafsdóttir}^b.1640 d.	^{Ólafur Hálfdanarson}^{b.1620 d.1662}		^Not Known^{b. d.}

^{Guðmundur Ólafsson}^b.1645 d.		^{Björg Ólafsdóttir}^b.1590 d.	^Not Known^{b. d.}

^{Þorlákur Ólafsson}^b.1645 d.

^H Ólafsson^{b. d.}		^{Ormur Jónsson}^b.1580 d.

^{Magnús Ólafsson}^b.1658 d.	^{Þórey Ormsdóttir}^b.1620 d.

		^Not Known^{b. d.}