Inés Lucía Castillo Salazar (born 7 December 1999) is a Peruvian badminton player.

In 2016, she competed at the 2016 BWF World Junior Championships and reached the second round.

[2] In 2018, she reached the semi-finals of the Pan American Championships with her partner Paula la Torre Regal but lost to Rachel Honderich and Kristen Tsai 10–21, 12–21.

In 2023, she won a bronze medal at the 2023 Pan American Games in the mixed doubles event with José Guevara.

[4] She was placed in Group J with Aya Ohori of Japan and Neslihan Arın of Turkey.