| Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Abba Double Header' | Medium | Med-Green | Medial | White | Unknown | - | June into July | Aden, Paul & Zilis, Mark | .2010 |
| 'Double Cup' | - | - | | - | Duplicate | - | - | Duplicate Name | --NR-- |
| 'Double D Cup' | Medium | Light-Green | Marginal | Green | Unknown | - | - | Asch, Stuart | --NR-- |
| 'Double Dutch' | Small | Yellow | Streaked | Green | Nat-Sport | Pale-Lavender | July into August | Unknown | --NR-- |
| 'Double Eagle' | Giant | Light-Green | | - | Hybrid | Near-White | June into July | Dean, Don | .2000 |
| 'Double Edge' | Medium | Blue/Green | Marginal | Yellow | Hybrid | Pale-Lavender | July | Aden, Paul | .1982 |
| 'Double Exposure' | Medium | Med-Green | Medial | Yellow | Unknown | - | - | Asch, Stuart | --NR-- |
| 'Double Gold Edger' | - | - | | - | Duplicate | - | - | Duplicate Name | --NR-- |
| 'Double Pistache' | Large | Dark-Green | Medial | Light Green | Nat-Sport | Near-White | June into July | Van Eechaute, Danny | --NR-- |
| 'Double Trouble' | Large | Med-Green | | - | Nat-Sport | Pure-White | August | Banyai, Pauline | --NR-- |
| 'Double Vision' | Small | Med-Green | Marginal | White | Hybrid | - | - | Meyer, Bill | --NR-- |
| 'Double Your Pleasure' | Medium | Light-Green | | - | Hybrid | Pale-Lavender | June into July | Brown, Sandy | .2018 |
| 'Doubled Up' | Medium | Dark-Green | | - | Nat-Sport | Pure-White | July into August | Solberg, Robert | .2011 |
| 'Doublemint' | Medium | Light-Green | Streaked | Yellow | Hybrid | Pale-Lavender | July | Elslager, Ed | .2001 |
| 'Royal Standard Double' | Large | Med-Green | | - | Nat-Sport | Pure-White | August to September | Reinermann, W. | --NR-- |
| 'Triple Double' | Medium | Blue/Green | | - | Hybrid | - | - | Jolliffe, Thomas | --NR-- |
| 'Valley's Double' | Medium | Dark-Green | | - | Hybrid | - | - | Linneman, Jeroen | --NR-- |
| 'Valley's Double Dutch' | Small | Blue/Green | Marginal | Yellow | Unknown | Pale-Lavender | August to September | Linneman, Jeroen | .2018 |
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