Ralph was the son of John Delves and Philippa Mainwaring. The date and place of his birth have not been found.
John Delves |
John de Delves |
sir Henry de Delves |
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Margaret de Calveley |
sir Hugh de Calveley |
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Philippa Mainwaring |
Randall Mainwaring |
sir William Mainwaring |
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Elizabeth Leycester |
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Margery de Venables |
sir Hugh de Venables |
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Margery de Cotton |
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