JSFiddle - React, Tailwind, and code Playground

HTML

<select name="entryspeaker" id="entryspeaker">
    
</select>

JavaScript

var speakerlist=[{id:"1", name:"Rsquare"}, {id:"2", name:"Adi"}, {id:"3", name:"Anuj"}, {id:4, name: "sheetal"}];
for ( speakerIdx in speakerlist ) {
    var speaker = speakerlist[speakerIdx];
    var newOption = $('<option></option>').val(speaker.id).html(speaker.name);
    $('#entryspeaker').append( newOption );
    
}