Yep Maouche and Missilou (not listed by the original poster). Maybe Emmerson will, if you include youth.
Of those above, you would say Moimbe briefly playing MLS may have been a step up. I'd assume leage 2 in France might be of a higher standard, so Obadeyi might count too.
Obviously our marquee loan signing Mr Menig is back in the top Dutch league as well