Dave Leonhard
Baseball
A native of Arlington, Virginia, Leonhard was signed by the Orioles as a free agent in 1963. He started his professional career with Class C Aberdeen Pheasants (1963–1964), and won the International League Pitcher of the Year Award while playing for the Rochester Red Wings in 1967, gaining a promotion to Baltimore late in the season.\n', '
In three games with the 1967 Orioles, Leonhard went 0-0 with a 3.14 ERA in 14 ⅓ innings of work. In 1968 collected a 7-7 record in a starting rotation that included Dave McNally (22-10), Jim Hardin (18-13) and Tom Phoebus (15-15), but with the emergence of Jim Palmer in 1969, he was relegated to the bullpen.\n', '
In a six-season career, Leonhard posted a 16-14 record with a 3.15 ERA in 117 appearances, including 29 starts, seven complete games, four shutouts and five saves, giving up 118 earned runs on 287 hits and 150 walks while striking out 146…
They come and go. We’ll email you the moment one lists.
🔔 Sign in to get an alert
ISO
Nobody has an ISO for Dave Leonhard yet. Be the first.
What’s an ISO?
ISO means in search of. You post the autograph you want (who, what item, your budget), and sellers who can get it, or already have it, reach out to you. It’s free, and it’s how many collectors find pieces that never hit eBay.
In RACC collections
Pieces RACC members have put on show
No Dave Leonhard drops yet. Be first to know when there is one. Drops are official signed merchandise that artists, record labels and official distributors release regularly, and they sell out fast.
Alerts come as one daily summary email, most popular first.
TTM
Nobody has logged a through-the-mail request to Dave Leonhard yet. Be the first to log a TTM.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Terms of Service · Privacy Policy · Community Rules
© 2026 Real Autograph Collectors Club