The following information is taken from the Ireland research report commissioned by Clan Ewing in America and made in 1995:

APPENDIX 4
REGISTERS OF DERRY CATHEDRAL
1642-1703

Births & Baptism

1656 - 1st May         Alexander, son of Alexander Ewing of Penyburne Mill, born & bapt
1656 - 3rd Oct         Allexander, son of William Ewing, bapt 9th Oct
1657 - 26th Mar      Alexander, son of Alexander Ewing, born 2nd Apr
1658 - 19th Jan       Isabell, dtr of John Ewing of this parish
1658 - Dec               Joseph, son of Alexander Ewing, of this parish; bapt 30th Dec
1695/6 - 28th Mar  Samuall, son of Mr. John Euins and Mary his wife, bapt
1701 - 4th July        Mary, dtr of Humphrey Ewing and Isaball his wife, bapt.

Marriages

1655 - 27th Dec     William Norrey and Elizabeth Ewing; witnesses William Ewing, Jas Bogs
1658 - 18th Nov      banns & marriage, John Ewing of Ray parish and Isabell Nelson; 
                                       Thos Broome, Thos Burnett and others being present
1660 - 21st Aug      banns & marr of Jas Bogs and Jennet Ewing
1683 - 3rd Dec        John Ewing and Jennett Wilson; both of this parish, md by licence by Mr. Seth Whitle
1684 - 18th Dec     William Martin and Jeane Ewing, both of this parish, by publication
1685 - 5th May       Alexander Ewing and Martha Shirrer, both of this parish
1685 -                       Samual Ewing and Margarat Lenox, both of this parish, md by licence by Mr William Ker, clarck
Note: marr of William Ewing & Agnes Anderson is listed twice, as per book

Burials

1655 - 8th Dec        Frances, dtr of William Ewing
1656 - 6th May       Alexander, son of Alexander Ewing of Penyburne Mill
1657 - 7th Feb        [blank] dtr of Alexander Ewing
1659 - 18th July    Alexander Ewing of Penyburne
1675 - 16th Aug    [blank] son of Elexender Ewing (page 224)
1684 - 24th May    Nathaniel, son of Samuel Ewing and Katherine his wife
1685 - 3rd May      Margaret Ewing, widow
1686 - 2nd April    Katherine Ewing widow, of Bart
1686 - 24 June       Thomas, son of Alexander Ewing and Elizabeth his wife
1694 - 24th Feb      Robert, son of Alexander Ewing and Elizabeth his wife
1695 - 22nd April  James, son of Samuel Ewing and Margratt his wife (note, his son p. 224)
1695/6 - 1st Mar    Mary, dtr of Samuall Ewing and Margaret his wife
1697/8 - 3rd mar   Samual, son of Samual Ewing and Margaret his wife
1701 - 3rd Aug       Mr. Samual Ewing

Misc.

1654 - 20th June    Thos Ewing witness ar marr of Rory O'Ruddan & Agness McDevitt
1661 - 20th Mar     Jennett Ewing gossip (godparent) to Josia Porter, son of William
1664 - 27th Mar     John & Isabell Ewing gossips to Isabell McKall


 APPENDIX 6
 REGISTERS OF DERRY CATHEDRAL    
 1703-c, 1750

Baptism, Marriages & Burials - Lot illegible.  It appears that the dates were written
in the report as they were recorded in the ledgers.  The calendar change was not considered.  
The second date below most likely should have been written as 1st Feb 1712/13.

Baptisms

May 1705                John son of William Ewing & Hannaw his wife
1st Feb 1712           William son of Joshua Ewing & Margaret, wife
27th July 1712       Jeane dtr of Joshua/Joseph Ewing & Margaret 
4th Apr 1725          Ann dtr of John Porter & Sarah Deal
17th Sept 1726       Sarah dtr of William Joshua Ewing & Sarah
4th July 1728         James son of Joseph Porter & Mary
8th Mar 1729         Joshua Ewing

Burials

14th Nov 1706         Mary dtr of John Ewing & Mary his wife
3rd Jan 1707           William son of Joshua Ewing & Mary
11th Oct 1708         James son of James Ewing & Mary
6th Jan 1709           John son of Humphrey Ewing & Eliz.
23rd Feb 1710         John son of James Ewing & Mary, wife
16th June 1713       Samuel son of Samuel Ewing & Margaret
29th June 1713       Jean (later overwritten as Margaret wife of Joshua Ewing
13th May 1714        John Ewing
30th Sept 1716        John Porter
Feb 1718                   William Ewing (merchant)
May 1718                 Jeane. Dtr of Joshua Ewing & Mary
Apr 1719                  Sara dtr of Joshua Ewing & Sara his wife
May 1719                 Margaret dtr of William Ewing & Jean his wife
May 1719                 Edward son of William Ewing (decd) & Mary, wife
Nov 1719                  Samuel son of Samuel Ewing (decd) & Margaret, wife
Dec 1719                  Samuel son of William Ewing (decd) & Joan his wife
1721                          John Ewing, alderman(?)
1st June 1723          Mary dtr of Joshua Ewing & Mary his wife
12th Apr 1724         Eliz. wife of Humphrey Ewing
1724                          Mary dtr of Joshua Ewing & Mary his wife
16th Aug 1724        Mary dtr of Joshua Ewing & Mary his wife
1st Jan 1726            William Ewing
19th June 1728       John Ewing
2nd Jan 1730           Ann dtr of Humphrey Ewing & Eliz his wife
14th Apr 1730         Mrs. Mary Ewing
14th Mar 1731        Samuel Ewing junior
23rd July 1732?      Mrs. Margaret Ewing
Aug 1740                  Jane dtr of Humphrey Ewing
May 1747                  Mr. Patrick Ewing


Marriages

30th Aug 1709         Stephen Young & Margaret Porter
23rd Jan 1710         Robert Deane & Margaret Porter
14th Dec 1712         Adam Porter & Jennet Lockard
21st Feb 1718          George Hegarty & Elinor Ewing
21st Apr 1718         Samuel Ewing & Jane Gardner
2nd Mar 1721/2      Nathaniel Ewing & Reachall Porter
8th Jan 1723          James McVane & Isabell Porter
17th Apr 1724         James Houston & Jane Ewing
1724                       Robert Porter & Jane Loughlin
7th Jan 1725          Andrew Lathan & Jane Porter
June 1725              William Ewing & Jean McCron
July 1725               James Graham & Martha Ewing
5th May 1726         Adam Stewart & Ann Ewing
26th Sep 1726       Joseph Edwards & Jane Porter
26th Sep 1726       Hugh Conor & Sarah Porter
10th Feb 1732        Robert McConor & Jane Porter
Oct 1735                 James Gratt(?) & Jane Porter
Dec 1726                Robert Porter & Jane Walker
Aug 1740                David Porter & Rebecca Brymer
Jan 1741                  John Ewing & Eliz Boyd
Oct 1744                  William Ewing & Meary Miller