The name Ender is a boy's name meaning "very rare". Ender and is often added to lists like Names That Mean Miracle.
From the experts:
This popular Turkish name has a very on-trend sound and is familiar to English speakers thanks to Orson Scott Card’s sci-fi novel Ender’s Game. The book has recently been turned into a movie, starring Asa Butterfield as Andrew “Ender” Wiggin.