Sailors I found a lot of famous sunk hospital ships of Italy, Austria-Hungary, Germany, UK and Russia.
Russia:
HS Portugal (sunk, by u-33 near Trazbon, black sea on may 17th 1916)
before ww1
during ww1
Austria:
HS Tirol (sunk by mine off Durazzo, south adriatic sea, on may 16th 1916)
Italy:
RN Marechiaro (sunk by mine near albanian coast on february 21th 1916)
Germany:
HS Tabora (sunk off Das es Salaam on march 23th 1916)
UK:
HMHS Llandovery Castle (sunk by U-86 off south Irlandon on june 27th 1918)
PS for the maps I'm making progress.