Sarah Rose is newly listed on IPS today (she and Joseph Goodpaster withdrew before 2017 Nationals):
http://icepartnersearch.com/showbio.php?i=5819
She will be 16 in April.
Junior pairs that have split since or before Nationals (* = on IPS):
*Lindsay Weinstein & Jacob Simon (4th)
Kate Finster & Brandon Kozlowski* (10th)
*Jillian Smart & Matthew Rounis (11th)
*Hannah Klopstock & Daniel Arsenault (12th)
*Hilary Asher & Nathan Rensing (13th in Novice) - she will be 16 in May, is a clockwise jumper & has returned to Texas
Competed pairs at 2016 or 2015 Nationals, Novice or higher (IPS profile updated in 2017):
Meiryla Findley (3rd in 2016) - she will be 16 in June
*Kay Bergdolt (8th in Junior in 2016 with Miles Addison) - they competed Senior this season; she will be 21 in June
Darbie Burke (5th in Novice in 2015) - she will be 17 in June
Alyssa McDougal, 18 (13th in Senior in 2016)
ETA:
Jessica Lee, 17 (10th in Junior in 2016)
Nathaniel Dennler (11th in Novice in 2016) - he will be 20 in June
Anthony (listed as "ky") Evans (4th in Junior in 2014) - he will be 25 in May