Help?! Baby nick names?💙

mo

I’m 22 weeks pregnant FTM and me and my hubby are naming our son after him David but he will be David III because my hubby is Jr...so when I have my son I have no idea what to call him lol I just don’t want to call him “David” ... my hubby and his fam are going to call him “D 3” lol 😂 and my fam are gonna call him “baby David or DJ” but me I don’t know want to call him any ladies have any ideas ??? 💙😃