Male? Yes
Active? No
Rode against Steven de Jongh? No
Rode for Steven de Jongh? No
Same hair colour as Frenkie de Jong? I don't actually know what the guy looks like
Rode before Steven de Jongh was born? No
Rode after Steven de Jongh retired? Yes
Born north of Calais? I assume so, but it is possible that he was born further south
Active in 2015? Yes
Rode against a rider who rode for Steven de Jongh? He has raced against at least two guys who have had De Jongh as a DS, but they didn't at the time
European? I assume so, but it's possible he isn't
Active after 1/1 2020? No
Is it possible he was born somewhere other than where he's generally considered to be "from"? Since I don't know his place of birth, it is of course possible, but I think it's fair to assume he's born and bred in the country he's considered to be from
Does the country he's considered to be from have blue in its flag? Yes
From a country within two degrees of contact from Steven de Jongh's country? No
From the same country as Steven de Jongh? No
Swedish or British? No