Five orthodox missionaries who blessed Sub-Saharan Africa (and an anonymous holy child of Africa)

Folk art sketch of five great orthodox missionaries of Sub-Saharan Africa (and an anonymous holy child of Africa)
First row from the top, from left to right: Bishop Christopher of Nilopolis (fr. Reuben Spartas) & fr. Obadiah Bassajjikitalo from Uganda (see here).
Second row, from left to right, fathers: Cosmas of Grigoriou, Chariton Pnevmatikakis, Chrysostomos Papasarantopoulos.