hˈɛndɚsən hɐz plˈeɪd ˌɪntɚnˈæʃənəli fɔːɹ ˈɪŋɡlənd fˈoːɹ tˈaɪmz æɾ ˌʌndɚ ˈeɪtiːn ænd wˈʌns æɾ ˌʌndɚ twˈɛnti lˈɛvəl, ænd ɪz ˈɔːlsoʊ ˈɛlɪdʒəbəl tə ɹˌɛpɹᵻzˈɛnt skˈɑːtlənd.
Henderson has played internationally for England four times at under-18 and once at under-20 level, and is also eligible to represent Scotland.