-- Posted by dollies at 6:26 pm on July 6, 2009 When do you think it is appropriate for a female to start wearing a bra? cock Like at a certain age or cup size? I don't know. -- Posted by amber10lynne at 6:26 pm on July 6, 2009 I started summer before 4th grade. -- Posted by colt451 at 6:26 pm on July 6, 2009 bra cock? -- Posted by newmie66 at 6:27 pm on July 6, 2009 I think a lot of girls started the summer before middle school. -- Posted by TaliaBBy at 6:27 pm on July 6, 2009 when you start growing boobs? ... -- Posted by xgirltalk at 6:27 pm on July 6, 2009 5th/6th -- Posted by NZ Guy at 6:28 pm on July 6, 2009 thats caused by people having XXY chromones in their DNA -- Posted by BrittBee at 6:28 pm on July 6, 2009 when her boobs start to become obvious.. -- Posted by amanda121996 at 6:29 pm on July 6, 2009 when u start get get boobs maybe -- Posted by ZenaGirl at 6:29 pm on July 6, 2009 Brassieres were invented for old ladies with pendulous breasts- not young girls. -- Posted by An Young Guy at 6:30 pm on July 6, 2009 Are you 9?? -- Posted by coffee brown at 6:31 pm on July 6, 2009 whenever they start to develope and it starts hurting when you they run :P -- Posted by leslieseana at 6:34 pm on July 6, 2009 1st grade -- Posted by devilmaycrydude at 6:34 pm on July 6, 2009 idk personally,  but this girl at my school started wearing one in 4th grade. -- Posted by TOYx at 6:35 pm on July 6, 2009 when you can fit into a bra -- Posted by Shush at 6:35 pm on July 6, 2009 Whenever she wishes. -- Posted by EmerleeX at 6:39 pm on July 6, 2009 put a pencil under your boob. If it stays you need a bra.