- "Honey" (1997): Carey wrote the song "Honey" for her fourth studio album, "Butterfly," and it was widely regarded as a love letter to her then-husband, Tommy Mottola.
- "The Roof" (2001): From her seventh studio album, "Rainbow," Carey wrote the heartfelt ballad "The Roof" for her then-boyfriend, Luis Miguel, reflecting on their time spent together.
- "Bye Bye" (2008): Off her eleventh studio album, "E=MC²," Carey co-wrote "Bye Bye" with longtime collaborator Jermaine Dupri, reportedly as a farewell to her troubled marriage with Nick Cannon.
- "Inseparable" (2014): Carey wrote "Inseparable" for her manager and close friend Stella Bulochnikov while the latter was battling cancer. The song is described as a tribute to their enduring bond.
- "Caution" (2018): The title track of her fifteenth studio album, "Caution," was written by Carey and features personal reflections and lessons she learned from her past experiences.