Goslinga married Jeanette (Joanne) Isabelle baroness thoe Schwartzenberg und Hohenlansberg, vrijvrouwe of Ameland, at Ballum, Friesland, on 12 June 1692.

[3] Struck hard by the slaughter among the Dutch infantry at Malplaquet, he wrote to Anthonie Heinsius, Grand Pensionary of Holland, that: "Yesterday, the princes and generals saw the left flank on the battlefield.

Our infantry is dilapidated and ruined [...] The Count of Tilly will draw up a list [of the dead and wounded] in accordance with the advice of the generals and colonels.

[...] It does not suit us to jeopardize our Republic so many times [...], but the good Lord has preserved it, at the cost of a river of blood shed by the bravest people in the world.".

[4] Despite the victory, the limited strategic benefits would mean that Goslinga would still be criticised up to Slingenlandt's time as Grand Pensionary of Holland for giving Marlborough permission for the battle.

[5] Unlike Willem Jan Knoop, Winston Churchill a low opinion of Goslinga's military abilities, but nevertheless extensively used his memoirs as a source.