Jón Þorvaldsson, b: 1617 -

^{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}



		^{Þorvaldur Ólafsson}^{b.1577 Auðbrekka í Möðruvall d.1650}

	^{Jón Þorvaldsson}^b.1617 d.		^{Jón Björnsson}^{b.1538 Melstað d.1613 Grund í Eyjafirði}

		^{Halldóra Jónsdóttir}^{b.1590 Holtastaður, A-Húnav.s. d.1661}	^{Guðrún Árnadóttir}^{b.1550 Teigur í Fljó, Rangárv.s. d.1603 Grund í Eyjafirði}

^{Hallfríður Jónsdóttir}^b.1648 d.



	^{Guðrún Pétursdóttir}^b.1625 d.