Go to this site and you will find several "Perioli" births:
https://civilrecords.irishgenealogy.ieAlso found these 2 "Perioli" deaths on:https://ssl.belfastcity.gov.uk/burialsearch
You may already have some of the entries below,but here they are just in case you don't.
Record details
Name of deceased Robert Ernest Perioli
Last place of residence 6 Ormiston Gds Belfast
Age 79
Sex M
Date of death 6 April 1993
Date of burial 8 April 1993
Cemetery Roselawn Cemetery
Grave section and number R 3416
Burial Type Earth Burial
Record details
Name of deceased Miss Virginia Mildred Perioli
Last place of residence 2 Century Street
Age 7 1/2 Mos
Sex
Date of death 28 December 1902
Date of burial 30 December 1902
Cemetery City Cemetery
Grave section and number H1 447
Burial Type Earth Burial
Record Type Civil Marriage
Date of Marriage 11 Jul 1913
Groom Name Albert Ernest PERIOLI (father, Joseph)
Bride Name Sara NESBITT (father, Robert)
Church Nelson Memorial Presbyterian Church
Parish Shankill
Civil District Belfast
County Antrim
Record Type Civil Marriage
Date of Marriage 3 Jan 1887
Groom Name Joseph PERIOLI
Bride Name Jeanie GAGEBY
Church Cliftonville (Donegal St) Presbyterian Church
Parish Belfast
Civil District Belfast
County Antrim
Record Type Civil Marriage
Date of Marriage 16 Aug 1889
Groom Name Chancellor GIBSON
Bride Name Virginia PERIOLI
Church Fountainville Presbyterian Church
Parish Shankill
Civil District Belfast
County Antrim
Record Type Civil Marriage
Date of Marriage 21 Jun 1896
Groom Name John RODGERS
Bride Name Frances PERIOLI
Church Belfast Roman Catholic Church
Parish Belfast Urban 1
Civil District Belfast
County Antrim
Record Type Civil Marriage
Date of Marriage 30 Jan 1897
Groom Name Patrick MCFADDEN
Bride Name Selina PERIOLI
Church Belfast Roman Catholic Church
Parish Belfast Urban 1
Civil District Belfast
County Antrim
Record Type Civil Marriage
Date of Marriage 8 Dec 1920
Groom Name William Henry TAYLOR
Bride Name Mabel PERIOLI
Church Larne Civil Registrars Office
Parish Larne
Civil District Larne
County Antrim