JSFiddle - React, Tailwind, and code Playground
HTML
<select id="v_lenguaje" name="lenguaje">
<option value="English">English</option>
<option value="Spanish">Spanish</option>
<option value="Italian">Italian</option>
<option value="French">French</option>
<option value="Japanese">Japanese</option>
<option value=""></option>
</select>JavaScript
$(document).ready(function(){
$('#v_lenguaje').val('Italian');
});