The Principal Gods:

     Audhumla                                         Ymir
        |                                              |
       Buri                                          Giants
        |                                              |
     Bor-Bestla                                        |
   _____|________________                              |
   |    |               |           ___________________|_______________________________
  Vili  Ve       Frigg-Odin-Jord    |                  |   |    |              |      |
                      |    |        |            Odin-Grid |    |       Sigyn-Loki-Angrboda
                      | Sif-Thor-Jarnsaxa            |     |    |         ________|______
                      |   ______|________          Vidar   |    |         |       |     |
                      |   |     |       |                  |    |    Jormungand  Hel  Fenrir
                      | Magni  Modi   Thrud                |    |
           ___________|________________________            |    |
           |          |        |      |       |            |    |
   Nanna-Balder     Hoder    Hermod  Tyr    Bragi-Idun     |  Skadi-Njord    Aegir-Ran
        |                                                  |    ___|_____         |
     Forseti                                               |    |       |    Nine Waves
                                                         Gerd-Freyr   Freya       |
                                                                              Heimdall(?)

Note: Heimdall is sometimes regarded as the son of the daughters of Geirrendour the Giant. Odin is mentioned multiple times because he slept around. More than one god connected with a (-) means multiple husbends/wives.