As you have given it. It is a nickname for 'Ellen, or 'Eleanor;
Nelly or Nellie can be a nickname for Penelope, if that is what you are asking.
IT COULD BE SOMETHING LIKE NILLY,NELLE,CHEN,NELLY,Chenny
Nelson mandela was called Madiba as his nickname
Nelly's real name is Nelly Furtado, Nelly is a singer.
Nelly Karim's birth name is Nelly Mohamed.
Nelly Benedetti's birth name is Nelly Guillot.
Nelly Frijda's birth name is Nelly Wiegel.
Nelly Martins's birth name is Nelly Biato.
Nelly Odessa's birth name is Nelly Fishenzon.
Nelly Furtado has one daughter.
were was Nelly furtado born