"…knowing him, and something of his deeds, it was impossible not to believe in greatness. In that square figure was housed a spirit of grandeur, and with his massive heroism went gentleness and modesty, even humility. He had no need to proclaim his virtue, for history would be his spokesman."
Eric Linklater on Wavell.
the rank is a naval Captain,thats all I can say.
I have never seen this type of Naval shoulder board before and have no idea what country or organization it represents.