Hi guys it's char, and I made this for a story I may do in the future. I'm of sure if there are particular next generation characters for Percy Jackson, but here's what I think of 'em :) Also acknowledge that none are in Gryffindor, because every demigod belongs in there and I am just showing the TRUE house from their qualities.

Luke Jackson

Parents: Percy and Annabeth (developed Percys talents)

Age: 13

Siblings: Aubrey

Hair: Dark brown like his dad's, usually messy and unkempt

Style: plain CHB t-shirt, shorts, swimwear, flip flops 4ever

Hogwarts house/patronus: Slytherin (during next gen ONLY), shark

Aubrey Jackson

Parents: Percy and Annabeth (developed Annabeths talents)

Age: 11

Siblings: Luke Jackson

Hair: Long, light brown, wavy, brushed and hinted with Sun-made highlights

Style: Same as Luke's but with her mother's baseball cap always in her pocket.

Hogwarts house/ patronus: Ravenclaw, Otter

Esmerleda Valdez

Parents: #Caleo 4ever (developed Hephaestas talents)

Age: 11

Siblings: none

Hair: Caramel coloured, curly at the ends, long, brushed, usually in a ponytail

Style: CHB t-shirt, overalls, baseball cap, converse, shorts

Hogwarts house/ Patronus: Hufflepuff, doe

Joshua Zhang

Parents: Frank and Hazel (developed both talents)

Age: 16

Siblings: none

Hair: super duper uper chocolate dark brown, spiky front

Style: SPQR t-shirt, baggy jeans, sneakers

Hogwarts house/ patronus: Hufflepuff, black bear

Tristan Grace

Parents: Jason and Piper (developed Zeus' powers)

Age: 17

Siblings: Reyna/ Ella Grace

Hair: blonde, spiky like Josh's, unkempt

Style: CHB or SPQR t-shirt, baggy jeans, sneakers

Hogwarts house/ patronus: Slytherin (only in next gen), dog

Ella/Reyna Grace (identical twins)

Parents: Jason and Piper (developed Aphrodite powers)

Age:

Siblings: Tristan

Hair: light dirty blonde, always braided, long

Style: CHB and SPQR t-shirt, shorts, flip flops/converse (that's how you tell them apart)

Hogwarts house/patronus: Hufflepuff, twin doves