+--Edward I Gilman 
                        +--Edward II Gilman 
                        |  +--Rose Rysse 
                     +--Edward III Gilman 
                     |  +-- ?? 
                  +--Edward IV Gilman 
                  |  +--Mary Clark 
               +--John Gilman  (1650-)
               |  +--Elizabeth Smith 
            +--Jacob Gilman  (1682-)
            |  +--Grace York 
         +--John Gilman  (15 MAR 1706/07-30 OCT 1765)
         |  +--Mary Ladd 
      +--Samuel Stevens Gilman  (9 DEC 1750-)
      |  |  +--Samuel Stevens 
      |  +--Sarah Stevens 
      |     +--Patience Gorden 
   +--Dudley Gilman  (13 SEP 1773-)
   |  |                 +--Roger Dudley, Capt. 
   |  |              +--Thomas Gov Dudley  (-31 JUL 1653)
   |  |           +--Samuel Rev. Dudley  (1608-)
   |  |           |  |  +--Edmund Yorke 
   |  |           |  +--Dorothy Yorke  (25 APR 1582-27 DEC 1643)
   |  |        +--Stephen Dudley 
   |  |        |  +--Elizabeth Smith  (1627-)
   |  |     +--James LT Dudley  (11 JUN 1690-4 SEP 1746)
   |  |     |  |           +--Edward I Gilman 
   |  |     |  |        +--Edward II Gilman 
   |  |     |  |        |  +--Rose Rysse 
   |  |     |  |     +--Edward III Gilman 
   |  |     |  |     |  +-- ?? 
   |  |     |  |  +--John Hon. Gilman 
   |  |     |  |  |  +--Mary Clark 
   |  |     |  +--Sarah Gilman  (25 FEB 1666/67-)
   |  |     |     +--Elizabeth Treworgy 
   |  |  +--Joseph Dudley  (1728-)
   |  |  |  |  +--John Dea. Folsom 
   |  |  |  +--Mercy Folsom  (12 APR 1691-)
   |  |  |     +--Abigail Perkins 
   |  +--Elizabeth Dudley  (1752-)
   |     +--Susannah Lord 
+--Alvin B. Gilman  (4 OCT 1801-18 AUG 1839)
|  +--Sarah Cammet 
Helen M. Gilman  (1834-7 JUL 1834)
|     +--James Grant 
|  +--John Grant 
|  |  +--Joanna Carter 
+--Phoebe Grant  (1804-8 AUG 1858)
   |  +--Charles Curtis 
   +--Pheobe Curtis 
      +--Lydia Soule