The Saiya-Jin

Nappa
Radditz
Gokuh
Vegeta
Gohan
Mirai Trunks
Pan
Goten
Chibi Trunks
Bra

						         King Vegeta
					        	     |
						             | 
			                  Bardock         Vegeta ============Bulma
				             |	       	     |  	|	
	                 	    	     |               |          |
			                ------------ 	     |		|
		                        |          |	     |          ---------
                          Chi Chi ====Gokuh   Radditz _____Nappa		| 
		           |							|
		           |							|
		           |							|
		           |							|
		           ----------------			      -----------------------
		           |		|		              |			    |
		         Goten	      Gohan===========Videl   	     Bra                  Trunks
					                |
					                |
				                       Pan

| = connects lower generation (children) or people lower than you in power.
---- = connects people of same family rank or that have some sort of connection
== = marriages between saiya- jins and non saiya-jins
___ = connects people who are in groups or connected one way or another, but not by blood.