| Sir Thomas de Mainwaring of Warmington |
Sir Peter de Arden of Aldford of Alvanley (~1242 - ~1292) |
| Margaret Marjery (~1246 - ~1300) |
| Warin de Mainwaring Knt., of Warmingham | Agnes II de Arden |
| b. d. bef 1288/1289 bur. occ. cen. im. . ud. |
b. abt 1270 d. bur. occ. cen. im. . ud. |
| Maud de Mainwaring |