| Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'A Very Good Boy' | Giant | Blue/Green | Marginal | White | Hybrid | Near-White | June into July | Elslager, Ed | .2005 |
| 'Abiqua Golden Boy' | Large | Yellow | - | - | Unknown | - | - | Purtymun, Charles | --NR-- |
| 'Beach Boy' | Medium | Blue/Green | Medial | White | Sport | Pure-White | July into August | Heemskerk, Gerardus | .2011 |
| 'Big Boy' | Giant | Med-Green | - | - | Hybrid | Pale-Lavender | July | Simpers, Lucille | .1986 |
| 'Blue Boy' | Large | Blue/Green | - | - | Hybrid | Pale-Lavender | - | Stone, David & The American Hosta Society | .1986 |
| 'Boy Shooting Arrows' | Medium | Med-Green | - | - | Hybrid | Pale-Lavender | September | Nyikos, Frank | .2011 |
| 'Boyz Toy' | Miniature | Yellow | - | - | Unknown | Light-Purple | June into July | Scheer, Alttara | --NR-- |
| 'Colesburg Sonny Boy' | Large | Dark-Green | Medial | Yellow | Sport | Pale-Lavender | July into August | Hackbarth, Robert | .2015 |
| 'Cowboy Up' | Giant | Med-Green | - | - | Unknown | - | July into August | Freeman, Franc | .2011 |
| 'Drummer Boy' | Medium | Dark-Green | - | - | Hybrid | Pale-Lavender | June into July | Moldovan, Steve | .1983 |
| 'Drunken Boy' | Medium | Med-Green | - | - | Unknown | - | - | Van Eechaute, Danny | --NR-- |
| 'Dune Boy' | Large | Light-Green | - | - | Hybrid | - | - | Petryszyn, Olga | .2009 |
| 'Fat Boy' | Small | Light-Green | - | - | Hybrid | Near-White | July into August | Dupre, Dirk & Van Eechaute, Danny | .2006 |
| 'Franc's Blueboy Lost' | Small | Blue/Green | - | - | Unknown | - | June into July | Freeman, Franc & Freeman, Sally | .2010 |
| 'Game Boy' | Large | Med-Green | Streaked | White | Sport | Pale-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Golden Boy' | Small | Yellow | - | - | Unknown | Near-White | - | Aden, Paul | --NR-- |
| 'Grand Boys' | Large | Med-Green | Marginal | White | Sport | Pale-Lavender | July | Kuenster, Rod & Freeman, Franc & Freeman, Sally | .2006 |
| 'Japanboy' | Small | Med-Green | - | - | Unknown | - | - | Kohlein, Fritz | --NR-- |
| 'Little Boy' | Large | Blue/Green | - | - | Hybrid | Pure-White | June into July | Nyikos, Frank | .2001 |
| 'Little Boy Blue' | Large | Blue/Green | - | - | Sport | Pure-White | June into July | Nyikos, Frank | .2001 |
| 'Playboy' | Small | Med-Green | - | - | Hybrid | Near-White | June into July | Ward, Dr Dick & Ward, Jane | .2015 |
| 'Rhinestone Cowboy' | Medium | Med-Green | Marginal | Creamy White | Hybrid | Pale-Lavender | July | Elslager, Ed | .2000 |
| 'Rhinestone Cowboy Supreme' | Medium | Light-Green | Streaked | Yellow | Sport | Pale-Lavender | July | Elslager, Ed & Schwarz, Jim | --NR-- |
| 'Rosedale Dough Boy' | Large | Med-Green | - | - | Hybrid | Pale-Lavender | June into July | Hadrava, Jerry | .1999 |
| 'Smalltown Boy' | Small | Med-Green | - | - | Sport | Med-Lavender | July into August | Van Eechaute, Danny | --NR-- |
| 'Snow Boy' | Medium | Blue/Green | Marginal | Yellow | Sport | Pale-Lavender | July | Van den Top, Jan | --NR-- |
| 'Soldier Boy' | Medium | Blue/Green | Marginal | Yellow | Unknown | Pale-Lavender | June | Smith, Fred | --NR-- |
| 'Sonny Boy' | Large | Dark-Green | - | - | Unknown | - | - | Plater-Zyberk, Maria | --NR-- |
| 'Tall Boy' | Large | Med-Green | - | - | Hybrid | Med-Lavender | July into August | Montreal Botanical Garden | .1983 |
| 'Tom Boy' | Medium | Yellow | - | - | Unknown | - | June into July | Benedict, Dr Ralph (Herb) & Benedict, Dorothy & Kuenster, Rod | .2010 |
| 'Urban Cowboy' | Medium | Med-Green | Streaked | Yellow | TC Sport | Pale-Lavender | July | Zilis, Mark | .2009 |
| 'Valley's Space Cowboy' | Large | Blue/Green | - | - | Hybrid | Pale-Lavender | June into July | Linneman, Jeroen | .2015 |
| 'Yellow Boy' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
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