Gaie
No, I don't have any christening records.
As to Isaac, it's just possible he and Mary his wife are the ones referred to in the information provided to me by the Huguenot society. They were cited as evidence of Huguenot ancestry by a woman applying for alms. It's not completely clear, but see below;
FORECAST, Mary Ann, née Granshaw. Inmate.
e. July 3O, 1921. d. Oct.28, 1928; bur. Manor Park Cemetery "by her Son".
P_: July 6, 1921, regd. July 30, Class C, elected same day. (a) i. Mary Ann Forecast,186, Old Ford Road, par. St. James the Less, Bethnal Green, daughter of Isaac Granshaw, 2 East Street, Bethnal Green and Mary Ann Granshaw,, Medway Road, Bow; ii. Jan.24, 1839, 21 Cross Street, Bethnal Green; iii. On Father & Mother's side who were descended from French Protestant Refugees. The Petitioner's father was the son of Isaac Granshaw, who took refuge in this country at the time of the French Revolution. The Petitioner remembers hearing her Mother say that she (thé Mother) was of French descent. Her sister Elizabeth Granshaw was brought up in the French School in Shaftesbury Avenue; iv. before her marriage a silk weaver, and after her husband's death in April 1913 supplemented the Government Old Age Pension by working as a charwoman until she became too old to do so; v. indigent old age; vi. + The Mark of Mary Ann Forecast; vi. A.W. Waugh. (b) ii. J.P.R. Ree Jones, St. James the Less Vicarage.
Enclosures [all affected by mildew and some almost illegible] :
(l) Certified extract July 5, 1921, Register of Births, Green sub-district, Bethnal Green "Born 24th January 1839, N°.2i Cross Street, Mary Ann [of] Isaac Granshaw, Mary Ann Granshaw, formerly Meek, Weaver"; (2) Marriage certificate, St. Philip' s Church, Bethnal Green, 185-?, writing almost entirely illegible; (3) Memorial card "James Forecast who departed this life 13th April 1913 aged 75 years. Interred at Manor Park Cemetery"; (4) Certified extract Sept.lO, 18O9, Regître des Baptêmes de l'Eglise Françoise de Londre dans
Thread-needle-street "A été baptisée Susanne fille de Jaques Blariaut et de Louise Trifé sa femme. . .Parrain Hubert Parent. . .Marraine Susanne Parent"; (5) Marriage certificate, St. George the Martyr, Southwark, l8l5(?) "Isaac Grandshaw of this Parish Bachelor and Mary Bissey of this Parish Spinster"; (6) Certified extract May 13, 1844, St. Leonard Shoreditch, Marriage register, Dec. 24, l835(?) "Isaac Granshaw, Bachelor, Weaver, Essex St., (father) Isaac Granshaw, Weaver, [and] Mary Ann Meek, Spinster, Weaver, Essex St., (father) Sam-'-. Meek, Weaver".
It may be that this explains the foreign birth - i.e. French...?