The size 14 in J.Crew/ Crewcuts is closest to the following:
Brand Label Weight (lbs) Height (inches)
Hanna Andersson 160cm 88 - 110 lbs 62 - 66 inches
Hatley 12 - 59 inches
J.Crew/ Crewcuts 14 90 - 112 lbs 58 - 63 inches
LLBean 14-16/L - 59 - 63 inches
Marimekko 12 yrs/ 152 cm - 61 inches
MiniBoden 12y - 60 inches
Ralph Lauren 14/L 88 - 101 lbs 59 - 61 inches