Juan Ros was a slaveholder and merchant from Barcelona who was active during the middle of the fifteenth century.
Iohanni Ros civis et mercatori Barchinionensi Ianue commoranti filio Iohannis
Iohaneto Ros mercatori catalana barohinionesi... filio Iohanis
Iohaneto Ros mercatori catalano... filio... Iohannis Ros patris sui
Iohanes Ros mercator Catalanus presencialiter in civitatis Ianue commorans
Iohannes Ros filius Iohannis mercator catalanus presentialiter in civitate Ianue commorans
Antonio Fazio, filza 13, series I, nr. 174
Tommaso Duracino, filza 3, series I, nr. 307
Bartolomeo Risso, filza 2, series I, nr. 202
Tommaso Duracino, filza 1, series I, nr. 79
Antonio Fazio, filza 13, series I, nr. 182
The ship named Santa Maria e San Giovanni Battista