On the gravestone that is referred to in his profile (http://www.findagrave.com/cgi-bin/fg.cgi?page=pv&GRid=48693460&PIpi=35237661) the birth date is recorded as 11 feb 1843, but the stone quite clearly says 7 feb 1843 and has his name as Neils P Petersen.
If this is the correct grave, then the person is with high probability born in Bryndum, in ribe County. The babtism can be found in the church records on http://www.sa.dk/ao the record is here: Kontraministerialbog 1836-67 display 13 http://ao.sa.dk/ao/data.ashx?bid=27003480
His full name is Niels Peter Pedersen.
He is also in the 1845 census with his family:
Ribe, Skast, Bryndum, Bryndum Bye, en Gaard, 11F1, FT-1845, C0645
Name Age marital status Occupation in household Place of birth
Peder Poulsen 32 Gift Gaardm: Her i Sognet
Ane Jensdt: 35 Gift hans Kone Henne Ribe Amt
Poul Pedersen 10 Ugift Deres Børn Skads
Jens Pedersen 6 Ugift Deres Børn Her i Sognet
Niels Peder Pedersen 2 Ugift Deres Børn Her i Sognet
Et udøbt Pigebarn 1 Ugift Deres Børn Her i Sognet
Peder Lambertsen 23 Ugift Tjenestefolk Her i Sognet
Ellen Marie Jensen 15 Ugift Tjenestefolk Her i Sognet
Christen Pedersen 78 Gift Aftægtsm: Alslev Ribe Amt
Kathrine Olesdt: 70 Gift hans Kone Hostrup Ribe Amt
Hans Rask Christensen 38 Ugift Dagleier Her i Sognet
Gift=Married
Ugift=unmarried
Gaardm=Gaardmand=Farmer (farm owner or lease holder)
Hans kone=his wife
Deres børn =Their children
Her I sognet=in this parish
Tjenestefolk=employees
Aftægtsm=Aftagtsmand=Pensioner