By ‘English pronunciation’ of foreign names, do you mean their original pronunciation with an English accent?
1- Jacques Sauniere => [ja:k so:n’je:r]
2- Chateau Villette => [sha:’to: vi’let]
3- Citroen => [sitro’en]
4- Sophie Neveu => [so’fi: n9’v?] (the sound ‘eu’ in ‘Neveu’ is like the German ‘?’ and has no exact equivalent in English)
5- Opus Dei => [‘opus ‘dei:] (or, with an English accent, ‘oup9s ‘dayee)
6- Fache => [fa:sh] (as in ‘marsh’)