of that ilk
1. Scottish archaic Of the same territory, estate, or location of that name. (Implies the person is a proprietor or from a land-owning family or lineage.) John Johnstone of that ilk, the last remaining man of that line, died of consumption at an early age.
2. Of that same or a certain type, class, or kind. It really surprises me that they would let men of that ilk into a respectable place like this.
of (someone's) ilk
Of the same type, class, or kind as someone. You can bet that, down on the docks, there are a great many men of his ilk loitering about at night.