JSFiddle - React, Tailwind, and code Playground

HTML

<div onclick="func()" class="knopka">Кнопка</div>
<div id="blok"></div>

CSS

.knopka {
  text-align: center;
  padding: 15px;
  color: #fff;
  font-size: 18px;
  background-color: #000;
  cursor: pointer;
}

JavaScript

var peremennaya = '';
var name = '';

var name01 = 'Коля';
var name02 = 'Петя';
var name03 = 'Саша';
// и т.д.
var div = document.createElement("div"); 
div.innerHTML = "<div>"+name+"</div>"; // большой блок
function func01() {
if (peremennaya = '01';) {
name = name01;
document.getElementById("blok").appendChild(div); 
}
if (peremennaya = '02';) {
name = name02;
document.getElementById("blok").appendChild(div); 
}
if (peremennaya = '03';) {
name = name03;
document.getElementById("blok").appendChild(div); 
}
// и т.д.
}