The SCUDERI family tree

The SCUDERI family in question is originally from Erice (Sicily), with strong recently discovered links to Monreale (Sicily), plus Albenga (on the Italian Riviera) and Ivrea (in Piedmont, Northern Italy).

The LOMAS family tree

The LOMAS family in question is basically from Derby (England), with strong recent links to Long Eaton (England) and also to Ivrea...

Link

The link between the two families is the wedding in the 1990s between Tonina Scuderi, who grew up in Albenga, and John Lomas, who grew up in Derby.

Ivrea is where they met.