Re: McGeoghan or McGaffigan Co Donegal Ireland m Bernard Bradley

IGI shows this - but the marriage record for 1902 Boston on IGI says mother's name is Mcgaffigan..... could be it was spelled the way they heard it in 1902??

name: Patrick Bradley
gender: Male
baptism/christening date:       
baptism/christening place:       
birth date: 10 May 1864
birthplace: 0139,CARNDONAGH,DONEGAL,IRELAND
death date:       
name note:       
race:       
father's name: Bernard Bradley
father's birthplace:       
father's age:       
mother's name: Mary Mcgeoghegan
mother's birthplace:       
mother's age:       
indexing project (batch) number: C70122-7
system origin: Ireland-ODM
source film number: 101086

Could this be a sister & another spelling??

name: Mary Ellen Bradley
titles & terms:       
event: Death
event date: 03 Nov 1911
event place: Cleveland, Cuyahoga, Ohio
residence:       
street address:       
gender: Female
death age: 51y 2m 19d
marital status: Single
race:        White
occupation: General Work
birth date: 15 Aug 1860
birthplace: Ireland
estimated birth year: 1860
burial date: 06 Nov 1911
burial place:       
cemetery: St. Joseph
father: Bernard Bradley
father's titles & terms:       
father's birthplace: Ireland
mother: Mary Mcgithigan
mother's titles & terms:       
mother's birthplace: Ireland
spouse:       
spouse's titles & terms:       
reference number: fn 57713
film number: 1953133
digital folder number: 4021171
image number: 131