Alya 1

It is also a Slavic name. The name Alya (Аля) comes from the word "alyy" ("алый", in English - "scarlet"), "scarlet" is a synonym for "beautiful" in Slavic culture. That's why the name Alya has 2 meanings in Slavic languages - scarlet and beautiful. Commonly used as a short form for girl names starting with "Al..." (e.g. Alexandra, Alevtina, Albina, Alina, Alisa, Alesya, Alyona, etc.). Pronounced with an accent on the first "A" (AL-yuh). [noted -ed]

In Slavonic, Аля (Alya) means "scarlet, beautiful", from the word "алая (alaya)".
Pronounced UH-lya, like here: https://youtube.com/watch?v=2FFDGjNI90Q.

In Russia, Alya is typically used as a colloquial name by people named Albina, Alexandra, Alina and Alevtina. It is formed in a manner similar to other colloquial Russian names (for example, Kostya for Konstantin, Anya for Anna, Vanya for Ivan).