Kylian Portal (born 28 November 2006) is a French para swimmer.

[1][2] He and his older brother Alex were both born with ocular albinism, a condition resulting in poor eyesight;[2][3] Kylian also has nystagmus and photophobia.

[2][4] Following in the footsteps of his older brother, Portal began swimming at a young age.

[5] He started swimming competitively at age seven or eight, as a member of the club Cercle des nageurs de l'ouest in Saint-Germain-en-Laye, along with his brother.

[7] Portal attended the Saint-Augustin high school and received a scientific baccalauréat one year early.