Nicastro Piscopo, APLC | Louis M. Piscopo
It depends on the nature of the conviction. US Citizens or LPR convicted of certain sexual offenses against minors are from prohibited from petitioning family members unless the DHS agrees their pose no risk to the beneficiary. If the conviction does not involve this type of crime, they the citizen's conviction should not affect the petition.
Answer Applies to: California
Law Office of Immigration & International Trade Law | Linda Liang
Felony conviction affects adversely a person's creditability. It takes more evidence that others to prove your marriage is entered into in good faith. If I were you, I would need a lawyer to enhance your chance of approval. Good luck!
Answer Applies to: Florida