The sitter is probably Count Lupi of Bergamo.

The 'annob' and 'XXX' added to either side of the flourish at the bottom of the inscription, probably added soon after the painting was made, inform the viewer that the sitter died aged 30.

Key facts

Artist
Artist dates
1520/4 - 1579
Full title
Bust Portrait of a Young Man with an Inscription
Date made
about 1560
Medium and support
Oil on canvas
Dimensions
47.2 x 39.8 cm
Inscription summary
Inscribed
Acquisition credit
Layard Bequest, 1916
Inventory number
NG3129
Location in Gallery