| Medial (Center) Variegation | Plant Size | Leaf Color | Var Color | Origin | Season | Source | Registered |
| 'Needle's Eye' | Small | Light-Green | Yellow | Sport | July into August | Van Eechaute, Danny | .2013 |
| 'Nemesis' | Medium | Dark-Green | Yellow | Unknown | July into August | Dupre, Dirk | .2010 |
| 'Neon Glory' | Large | Blue/Green | Yellow | TC Sport | July into August | Schwarz, Jim | .2007 |
| 'Netta Statham' | Medium | Med-Green | Yellow | Sport | July | Unknown | --NR-- |
| 'New Moon' | Large | Dark-Green | Yellow | Sport | July into August | Lydell, Ransom | .1995 |
| 'New Tradition' | Small | Med-Green | Yellow | TC Sport | August to October | Zilis, Mark | .1988 |
| 'Night before Christmas' | Large | Med-Green | White | Sport | July into August | Machen, John | .1994 |
| 'Night Owl' | Large | Dark-Green | White | Hybrid | August to September | Beilstein, Doug & Beilstein, Mardy | .2022 |
| 'Nike' | Small | Med-Green | White | Unknown | - | Herold, Roy | --NR-- |
| 'Niki Mouse' | Miniature | Blue/Green | Yellow | Sport | June into July | Roberts, Mark | .2015 |
| 'Nikitude' | Large | Blue/Green | Yellow | Hybrid | - | Sisson, Kathie | --NR-- |
| 'Nobility' | Medium | Blue/Green | White | Sport | June into July | Walters Gardens | .2000 |
| 'Nor'easter' | Medium | Med-Green | White | Nat-Sport | - | Sawyer, Rick | --NR-- |
| 'Northern Comet' | Large | Blue/Green | White | Sport | June into July | Walters Gardens | --NR-- |
| 'Northern Lights' | Medium | Blue/Green | Creamy White | Sport | June into July | Walters Gardens | .1984 |
| 'Northern Mist' | Large | Blue/Green | White | TC Sport | June | Falstad, C.H. | .1988 |
| 'Northern Mystery' | Large | Blue/Green | White | Sport | June into July | Falstad, C.H. & Walek, Kevin | .2009 |
| 'Northwind' | Medium | Med-Green | White | Sport | July into August | Hawes, James | --NR-- |
| 'Not So' | Medium | Dark-Green | Yellow | Sport | June into July | Walden West Nursery & Walek, Kevin & The American Hosta Society | .2009 |
| 'Nougat' | Small | Dark-Green | White | TC Sport | July into August | Vitro Westland Nursery & Van Eechaute, Danny | .2004 |
| 'Now' | Medium | Dark-Green | Yellow | Unknown | - | Benedict, Dr Ralph (Herb) & Kuenster, Rod | .2010 |
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