I suggest Kathy's Single Parent/Childrearing list:
http://www.mangago.me/home/mangalist/712/
KyoZaNa✿ has compiled her own list which may have some manga Kathy hasn't included:
http://www.mangago.me/home/mangalist/4739/
Thank you ٩(๑❛ᴗ❛๑)۶
Uke in this one is raising his ex-wife's adorable little girl:
http://www.mangago.me/read-manga/himegoto_asobi/
hello Do you know a few yaoi mangas where there are fathers with babies or small children or someone to take care of the kids thx