Year 2010
- Rank: 216
- Girls named Hadley: 1,430
- Percent of Girls named Hadley: 0.0737%
Year 2009
- Rank: 361
- Girls named Hadley: 884
- Percent of Girls named Hadley: 0.0442%
Year 2008
- Rank: 414
- Girls named Hadley: 766
- Percent of Girls named Hadley: 0.0373%
Year 2007
- Rank: 469
- Girls named Hadley: 684
- Percent of Girls named Hadley: 0.0325%
Year 2006
- Rank: 494
- Girls named Hadley: 620
- Percent of Girls named Hadley: 0.0298%
Year 2005
- Rank: 623
- Girls named Hadley: 450
- Percent of Girls named Hadley: 0.0222%
Year 2004
- Rank: 692
- Girls named Hadley: 392
- Percent of Girls named Hadley: 0.0195%
Year 2003
- Rank: 701
- Girls named Hadley: 373
- Percent of Girls named Hadley: 0.0186%
Year 2002
- Rank: 875
- Girls named Hadley: 260
- Percent of Girls named Hadley: 0.0132%
Year 2001
- Rank: 858
- Girls named Hadley: 266
- Percent of Girls named Hadley: 0.0134%
Year 2000
- Rank: 921
- Girls named Hadley: 235
- Percent of Girls named Hadley: 0.0118%
Year 1998
- Rank: 965
- Girls named Hadley: 212
- Percent of Girls named Hadley: 0.0109%
Year 1909
- Rank: 777
- Boys named Hadley: 14
- Percent of Boys named Hadley: 0.0079%
Year 1908
- Rank: 667
- Boys named Hadley: 16
- Percent of Boys named Hadley: 0.0096%
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