The diagnosis of Attention-Deficit Hyperactivity Disorder (ADHD) in children with a high intellectual quotient (IQ) and/or giftedness is controversial with many opinions existing on both sides of the debate. Relationships between IQ and cognitive vulnerabilities frequently described in the ADHD population vary in strength. Data asserting the validity of ADHD in the high IQ/giftedness population are discussed with comparisons made to average IQ ADHD. Educational implications of having ADHD in the context of a high IQ/giftedness are presented.