Hi Ian

Grosvenor, is not a very common name here in Shropshire,
here are all I can see in the Litchfield diocese regs, I used the exact spelling,
Cressage Parish Registers.
04 May 1796 Richard, s. of Richard & Susanna Grosvenor bap.
Cound Parish Registers.
21 Jun 1774 John Wood & Elizabeth Grosvenor, lic.
Albrighton Parish Registers.
29 Nov 1801 Daniel, s. of John & Ann Grosvenor.
01 Apr 1803 Aney Grosvenor, 75.
Donington Parish Registers.
25 Dec 1771 Margaret Grosvenor, of D. bur.
19 Dec 1776 Sarah, d. of Abel Grosvenor bur.
27 Mar 1803 Abel Grosvenor, aged 75 bur.
The register for the p'ish of Tong begininge the 19th of may ann. domin. 1629.
05 Jan 1757 Clare Grosvenor, widow bur.
The names of Children baptized at Withington begynning in the year of our Lord one thousand fybe hundred and nynetie one.
17 Nov 1687 Martha, d. of William Grosvenor and Mary, born 24 Oct 1687 , a quarter before eight in the morning.
26 May 1689 Thomas, s. of William Grosvenor and Mary, borne on Tuesday ye 13 Aug 1689 , a little after eleven of ye clocke in ye morning
20 Apr 1691 Mary, d. of William Grosvenor and Mary, borne on Wednesday the 18 Mar 1691 , a quarter of an hour before seven in the morning.
10 Apr 1694 Richard, s. of William Grosvenor and Mary, borne upon Monday the 19 Mar 1694 , about halfe an hour after 4 of ye clocke in the morninge.
24 Jun 1697 William, s. of Will. Grosvenor and Mary, borne upon Tusday 01 Jun 1697 , about halfe an hour after eleven of ye clock.
The Parish Register of Wrockwardine.
08 Oct 1716 Thomas Salt, of Bescott, in par. of Gnoshall, in county of Stafford, & Hannah Grosvenor, of Admaston mar.
28 Dec 1728 Mary Grosvenor, pauper bur.
The Parish Registers of Moreton Say.
Jana Bostocke et Richardo Grosvenor armiger nupta fuit [sic] 25 May 1690.
The Regester booke of the Parrnshe of Sheriffhales, Anno Domini 1557 et anno Philippi et Marie 3o et 4o.
30 Nov 1678 Edward Grosvenor, of Gnoshall par., & Elizabeth Pool mar.
A Register for Registring of all Burialls Baptisms and Marriages within the Parish of Hodnett from the 25th March Anno 1700.
26 Jul 1754 Joshua Grosvenor, of p. Leek & co. of Stafford, surgeon, & Sarah Jones, of this p., by licence. By W. Dicken, Curate. Wit: Rowld. Hill, Richd. Hill.
Shropshire: Shrewsbury - St. Mary Parish Registers, Lichfield Diocese
05 Apr 1745 Apalonia, wife of Richard Grosvenor, bur.
13 Jan 1748-9 Richard Grosvenor, bur.
The Register of Tibberton
27 Dec 1749 John, s. of Abel & Margaret Grosvenor bap.
Buildwas Parish Registers.
02 Nov 1690 Richardus Grosvenor, de villa Salopiae, et Elizabetha Farmer de Berrington mat.
Shropshire: Shrewsbury - St. Chad Parish Registers, Lichfield Diocese
05 Sep 1721 Richd., s. of Tho: Grosvenor bap.
03 Jul 1726 James Grosvenor & Mary Bradeley, lic. mar.
05 Jul 1733 Richd:, s. of Wm: Grosvenor bap.
27 Dec 1734 Mary, d. of Wm: Grosvenor bap.
08 Sep 1737 Grosvenor, Elizab:, d. of Wm: Born 07 Sep 1737 bap.
24 Apr 1741 Grosvenor, Richd:, s. of William bur.
17 Oct 1754 Grosvenor, Elizabeth, wid: bur.
01 Dec 1756 Grosvenor, William bur
08 Nov 1762 Grosvenor, Mrs. bur.
Shropshire: Lichfield - Wills and Administrations, 1516-1652
1569 Grosvenor, Thomas 112
1612 Grosvenor, Richard, ad. 222b
1623 Grosvenor, Robert, ad. 220
1638 Grosvenor, Thomas
1644 Grosvenor, John, Stoke-on-Terne
1649 Grosvenor, John, Kinnersley, ad.
thats all I can see Ian, Hope it helps a little bit

Pete