Question: what are cute nicknames for your boyfriend in spanish?
Answer: Mi alma. The Spanish are known for being romantic. ... 
Papi chulo. Chances are you've heard this one before. ... 
Cariño/a. This one is used quite frequently and is most similar to how we say “dear” or “darling” in English.
Hermosa. ... 
Mi amado/a. ... 
Príncipe / Princesa. ... 
Mi cielito. ... 
Mi vida.