- See Ling for other articles with titles that contain, either by relationship or by coincidence, this character's surname.
- This character is a member of the Sulu family.
Susan Ling (also known as Ling Sui) was a 23rd century female Human, the mother of Demora Sulu. Ling died in the 2270s, of Sakuro's disease. At the time of her death she was on Starbase 189, near Marris III. (TOS novel: The Captain's Daughter, TLE novel: Serpents Among the Ruins)
In the alternate timeline of The Tears of Eridanus, Susan was married to Hikaru and they raised Demora together. However, the Susan of that timeline (referred to as Susan Sulu) also died from Sakuro's Disease.