| Sons | Grand-sons | |
Hefty Son O' Dan   Ch Dewhurst Dan x Hefty Little Lady |
Britz Danrock  Hefty Son O' Dan x Patricia Shamrock |
Bee Dee Britisher Mussolini Solarium x Britz Danrock |
| Bee Dee Domino Mussolini Solarium x Britz Danrock |
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| Bee Dee Trigger Mussolini Solarium x Britz Danrock |
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Dewey Moon  Hefty Son O' Dan x Imitating Lady |
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| Dewey Morn Hefty Son O' Dan x Imitating Lady |
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| Duke Of Mount Forest Hefty Son O' Dan x Bedford Betty |
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| Hefty Danrock Hefty Son O' Dan x Patricia Shamrock |
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| Hefty Ideal Hefty Son O' Dan x Barmac Molly |
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| Kempston Dewhurst Duke Hefty Son O' Dan x Kempston Lady Molly |
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| Kempston Lady Tweedsmuir Hefty Son O' Dan x Kempston Lady Molly |
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| Kempston Little Boy Hefty Son O' Dan x Kempston Lady Molly |
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| Kempston Loyal Knight Hefty Son O' Dan x Kempston Lady Molly |
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| Kempston Sir Launcelot Hefty Son O' Dan x Kempston Lady Molly |
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| Lady Marina Danrock Hefty Son O' Dan x Patricia Shamrock |
Colonel Jock Maecliffe Prince Ranjie x Lady Marina Danrock |
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| Kempston Jill Maecliffe Prince Ranjie x Lady Marina Danrock |
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| Patricia Girl (can) Hefty Son O' Dan x Kempston Royal Gipsy |
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| Patrick Danrock Hefty Son O' Dan x Patricia Shamrock |
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| Piccadilly Beauty Hefty Son O' Dan x Kempston Royal Gipsy |
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| Piccadilly Lady Jeanine Hefty Son O' Dan x Kempston Royal Gipsy |
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| Piccadilly Salem Queen Hefty Son O' Dan x Kempston Royal Gipsy |
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| Piccadilly Trojan Hefty Son O' Dan x Kempston Royal Gipsy |
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| Queen O' Vernon Hefty Son O' Dan x Lady Linda (can) |
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| Springbank Toots Hefty Son O' Dan x Kempston Royal Gipsy |