var text = "Bla bla Tony bla la Tony bla bla Tony bla bla bla Tony";
var arr = text.split(" ");

var myName = "Tony";
var hits = [];

for (var i = 0; i < arr.length; i++) {
    if (arr[i] === myName) {
        hits.push(arr[i]);
    }

}

console.log(hits);