Been typing and Jen has already done some. But here it is anyway
Taking a big hypothetical leap, lets assume William and John are her brothers.
There are these baptisms at Tweedmouth (am just off to see who was then buried)
30 April 1787 Isabella Daughter of William PAXTON and Jane his wife of Tweedmouth
6 June 1790 Margaret ditto of Tweedmouth
28 April 1793 Selby ditto of East Ord died 27th buried 29th April 1805 son of Wm & Jane etc of East Ord
31 march 1795 William ditto of Tile houses
2 April 1798 John Born March (1st or 7th?) baptised Ap 2nd 4th son of Wm Paxton Redfisher native of this parish by his wife Jane Clark, native of the parish of Norham
24 May 1801, Robert born 24 April 1801 no image for this one, but transcript says
Residence - East Ord,
About the father - fisher otp
Mother Jane Clark hw. daughter of Samuel Clark n o. Norham
24 march 1804 baptised 29 March Philip 5th son son of William paxton of East Ord, Redfisher, native of this parish by his wife Jane, late Clark, Dau of Samuel Clark, native of the parish of Norham
31 May 1807 Mary born 10 May 1807 Residence Spittal. 3rd daughter parents as before died 15th and buried 17th October 1811 dau of Wm & Jane late Clark
1812 5th son (did they lose count?) another Robert born 24 March, baptised 24 April
30 Jan 1813 Anthony Clark parents William and Jane PAXTON, labourer, Spittal
19 Sept 1813 James parents William and Jane, of Tweedmouth, Seaman likely a burial 30 August 1815 of Tweedmouth age one year