Tracy Brand

Tracy Brand is a physicist who helped future Barry Allen defeat Savitar once and for all.

Biography
Not much is known about Tracy's early life. All we know is that in 2020, Tracy helped Barry Allen to create technology to trap Savitar in the Speed Force forever, compiling all of her information on to a small device which the future version of Barry gave to the younger version of himself in hopes of finding her and her being able to decipher the information earlier, before Iris' death.