2018–19 European Rugby Challenge Cup
[de] European Rugby Challenge Cup 2018/19
[es] European Rugby Challenge Cup 2018-19
[fr] Challenge européen 2018-2019
[it] European Rugby Challenge Cup 2018-2019
[pl] European Rugby Challenge Cup (2018/2019)
[sr] Куп европских изазивача у рагбију 2018/19.