In March 2015, Gelant was named in an extended South Africa Under-20 training group as part of their preparation for the 2015 World Rugby Under 20 Championship. He featured for them in a friendly match against a Varsity Cup Dream Team in April 2015.&lt;ref name="Varsity Cup XV 24-31 South Africa U/20"&gt;&lt;/ref&gt; He was also included in the South Africa Under-20 squad that toured Argentina in May 2015, making an appearance off the bench in the first match.