There are Plenty of dinosaur names beginning with H including some of the oldest known dinosaurs, ones with flat heads and even one of the first 3 ever discovered dinosaurs in this list. . The current stars of dinosaurs starting with H are the ‘probably herrerasaurus for being one of the first triassic carnivores, and Hylaeosaurus for being on of the first dinosaurs discovered.
We will take a look at all dinosaurs starting with H in this article of which there are 50 or so, but as we mentioned its a list we expect to grow even longer than that in the coming years.
Also, as with all of our A to Z dinosaur pages we have the table below to help you check other dinosaurs, we aim to cover them all but of course there are new dinosaurs almost every week so bear with us!
You can find other dinosaur names and information by following the links in the table above.
Dinosaurs Names Beginning with H
we have information on each dinosaur here, just a few details as the pages get long! If we have an article on the dinosaur you can click the name to jump there and learn even more.
Unsurprisingly this dinosaur was a hadrosaur! It lived in North America in the Late cretaceous period about 80 to 78 million years ago. it was discovered in 1838 and would have been 23 to 26 feet long and 2-4000 Kg in weight ( 4400 to 8800 lbs)
It is actually now the state dinosaur of New Jersey where it was discovered.
Hadrosaurus Name Meaning: Bulky Lizard”
Haestasaurus was discovered in england in 1852. It was a sauropod that lived 140 million years ago, during the Early Cretaceous. Not a great deal is know except that it would have been quite large as only a fore limb fossil have been found so far.
Haestasaurus Name Meaning: “The people of haesta Lizard”
hagryphus was a large oviraptor / maniraptoran dinosaur that lived 75 million years ago in North America, It was 8-10 feet long and would have weight up to 110 lbs. It was discovered in 2005 and is one of the largest oviraptors found in the USA.
Naknagia Name Meaning: “Ha’s Griffin”
most of the fossils of Halticosaurus have been lost or misplaced so it is not sure if this was a real dinosaur or not. So currecnly it is a nomen dubium or dubious name dinosaur.
If it was real it would have been a theropod dinosaur that lived about 215 to 208 million years ago and would be about 18 feet long.
Halticosaurus Name Meaning: “Nimble Lizard”
Hamititan was discovered in 2006 in China. It was a large sauropod with a long neck. It is currently being researched and was named in 2021.
Hamititan Name Meaning: “Hammi Giant”
Haplocanthosaurus was a sauropod of about 49 feet in length (15 metres) that lived in North America 155 – 152 million years ago. it was discovered in 1903, 1988 and 2014.
Haplocanthosaurus Name Meaning: “Simple Spined Lizard”
Haplocheirus is The oldest known Alvarez dinosaur living 160 million years ago in China. it had long legs like others in the family and would have been about 6-7.5 feet long (2-2.3 metres) and weight about 90 lbs ( 40 kg)
Haplocherius Name Meaning: “Simple Handed Skillful one”
Harpymimus was an ostrich like dinosaur that lived in Mongolia 107 to 100 Million years ago. it was discovered in 1981
Harpymimus Name Meaning: “Harpy Mimic”
Was a very small bipedal dinosaur that lived during the late cretaceous period in Mongolia. it was about 3 feet long and about 10-20 lbs.
Haya Name Meaning: “Named after a horse headed god”
Helioceratops was a member of the horned face dinosaurs (ceratopsians) and lived in china during the late cretaceous period. it was much smaller than other sin the family and estimated to be just 4. feet long ( 1.3 metres) and weigh about 40 pounds.
it is also thought to have walked on two legs rather than 4.
Helioceratops Name Meaning: “Sun Horn face”
Herrerasaurus was found in 1958 in South American and was a early carnivore. It lived in the Late triassic period about 231 – 228 million years ago. It could grown up to 20 Feet long and a fast runner. It would have weighed about 35o kg ( 770 Lbs)
Herrerasaurus name meaning: “Herrera’s Lizard”
Hesperonychus Was a small Raptor (dromaeosaur) dinosaur from the USA.It was discovered in 1982 and would have lived about 76 million years ago.
It was smaller than other raptors and was about 1 metre long, and would have only weighed about 4.5 lbs ( 2 kg)
Hesperonychus Name meaning:”Western Claw”
Hesperosaurus was a stegosaurus dinosaur that lived 156 million years ago in the USA. Although it was discovered in 1985 it was named in 2001. It would have been about 21 feet long ( 6. 5 metres) Howeve rits weight has a large range of estimates from 8000 lbs down to 2000 lbs ( 3500kg to 900 kg)
Hesperosaurus Name Meaning: ” Western Lizard”
Heterodontosaurus as the name suggests was a heterodontosaurus dinosaur, that lived 200-190 million years ago. It was small and would have been 3-5 ft in length and had three types of teeth. It is thought probably to be a herbivore or omnivore dinosaur.
Heterodontosaurus Name Meaning: “Different Tooth Lizard”
Not named after a Harry Potter spell, ( though there are dinosaurs named after harry potter characters) it was named in 2012 Although it is partial it was likely about 1.6 metres long IT was an Ostrich type dinosaur and would have walked on two legs and been a herbivore.
Hexing Name Meaning: “Like a crane”
Was a Bipedal herbivore dinosaur that lived during the middle jurassic in China. It was discovered in 1992
Hexinlusaurus Name Meaning: “He Xin Lu Lizard”
Heyuannia is an oviraptor dinosaur again from China, that lived in the late cretaceous 70-66 million years ago.
it was about 1.5 metres in length and would have weighed about 45 lbs ( 20 kg)
Heyuannia Name Meaning: “from Heyuan”
was an iguanodon type of dinosaur than lived in the USA 140-134 million years ago. it was discovered in 2004. It was about 15 feet long ( 4.5 metres) and would have weighed about 450 kg (1000lbs) when fully grown
Hippodraco Name Meaning: “Horse dragon“
Histriasaurus was a sauropod from Europe, discovered in Croatia in 1980s and classified in 1998. It lived during the Early Cretaceous period about 135 -125 million years ago..
Histriasaurus Name meaning: “Istria Lizard:
Homalocephale was a member of the pachycephalosaurus family that lived in the late cretaceous period 70 million years ago. it was discovered in 1974.
It was about 1.8 metres long (6 feet) and may have been ( like dracorex, stygimoloch and pachycephalosaurus) a juvenile version of a larger disaour in this case prenocephale. Though their skulls were quite different. Homalocephale had a very flat skull
Homalocephale Name Meaning: “Even Head”
Hongshanosaurus Is now considered a juvenile of Psittacosaurus an a dubious name. Which was a ceratopsian dinosaur ( horned face) though it had no horns. It did have a frilled tail though.
it would have lived 126 -101 million years ago during the Early Cretaceous.
Hongshanosaurus Name Meaning: “Red Hill Lizard”
Was an Ankylosaurus type dinosaur from the Early cretaceous in the USA. It looked like the more well known Polacanthus.
it was discovered in 1898, and would have been about 4 feet tall and like other ankylosaurus dinosaurs it walked on 4 legs and would have eaten plants.
Hoplitosaurus Name Meaning: “Hoplite Lizard”
Huabeisaurus Was a large sauropod that lived about 99-70 million years ago and was about 20 metres long ( 66 feet)
Huabeisaurus Name Meaning: “North China Lizard”
Hualianceratops was a very small and very early horned face dinosaur, (ceratopsian) It lived in the late Jurassic period about 160 million year ago. It as about 4 feet long. it had the beak of its family members and a small beginnings of a frill but no horns.
It was discovered in 2015 in China.
Hualianceratops Name Meaning: Ornamental face horned face.
Was a huge Sauropod ( long necked dinosaur) from China. It may have been one of the largest dinosaurs to ever live. it was estimated to weigh up to 55,000 kg or 125,000 lbs.
Huanghetitan Name Meaning: “Yellow River Titan”
Huanansaurus was an oviraptor dinosaur that lived 72 million years ago in what is now China. It was a small member of the species and about 1 metre long and 50 cm tall.
Huanansaurus Name Meaning: “Huanan lizard”
Huangshanlong was a sauropod (long necked dinosaur) from China. It was discovered in 2002 and named in 2014.
Huangshanlong Name Meaning: ” Huangshan Dragon”
Huaxiagnathus was a member of the compsognathus dinosaur that lived 125 million years ago. it could grow up to 1.8 metres – 6 ft long. Bigger than most other known compsognathus species.
Huaxiagnathus Name Meaning: “Huaxia Jaw”
Is now considered a Shantungosaurus. Which was a Chinese iguanodon type dinosaurs living 70 million years ago. it could be up to 48 feet , or possibly even 54 feet long. it may have had 1500 small teeth for chewing plants. It was discovered in 2011.
Huaxiaosaurus Name Meaning:”Huaxia Lizard”
Huayangosaurus was a stegosaur type dinosaur that lived in the middle Jurassic in China 165 million years ago. it was small for a stegosaur at 4.5 metres.
it was discovered in 1982
Huayangosaurus Name Meaning: “Huanyang Lizard”
Hudiesaurus lied 145 million years ago in the late Jurassic period in China. It was a long necked dinosaur ( sauropod) and is considered to be very large. It is estimated to be between 66 and 105 feet (20 – 30 meters) and weigh up to 120,000 lbs
Hudiesaurus Name Meaning: “butterfly Dinosaur:
Huehuecanauhtlus was a hadrosaur that lived in Mexico around 84 million years ago. It was discovered in 2012.
Huehuecanauhtlus Name Meaning: “ancient duck.”
Huinculsaurus was bipedal ( two legged) dinosaur that lived in argentina about 97-93 million years ago. It is thought to have grown to about 10 feet long when fully grown.
Huinculsaurus Name Meaning: “Huincul Lizard“
Hulsanpes Was an early raptor type dinosaur from Mongolia. it was discovered in 1970 but not described until 1982. It is only know from very small fossils and estimates on size are not accurate. It lived during the late cretaceous around 75 million years and was a feathered dinosaurs.
Hulsanpes Name Meaning: “Hulsan Foot”
Hungarosaurus was discovered in 2000. It is an european Ankylosaur type dinosaur that lived 85 million years ago. It was 4 to 4.5 metres long.
Hungarosaurus Name Meaning: “Hungary Lizard”
Huxleysaurus is a reclassified dinosaur from one on this list actually the Hypselospinus. it was a 6 metre long iguanodon type dinosaur than lived in the Early Cretaceous period about 140 million years ago.
Huxleysaurus Name Meaning: “Huxleys Lizard” ( see also hypselopsainus below)
Hylaeosaurus is one of the first three dinosaurs ever discovered. ( with megalosaurus and iguanodon) in 1832 in England.
it was an ankylosaur type dinosaur that lived 140 – 136 million years ago. It was armoured like others in the family and would have been about 5 metres long. ( 16-17 feet) It had at least 3 long spines on its shoulder.
Hylaeosaurus Name Meaning: “belonging to forest Lizard”
Hypacrosaurus was a duck billed dinosaur that looked like Corythosaurus. It also had a crest on it head. It lived 75-67 million years ago in North America.
it was discovered in 1913. it could be 30 feet long ( 9 metres, and weight up to 8500lbs (4000kg)
Hypacrosaurus Name Meaning: “Near highest Lizard”
Hypselosaurus was a small sauropod estimated to be 40 feet in length. it would have lived in what is now France 70 million years ago.
Hypselosaurus Name Meaning: “highest Lizard”
See above Huxleysaurus. it is a reclassified iguanodon dinosaur from England. Discovered in 1889.
Hypselosapinus name meaning: “high thorn”
Hypsibema is thought to a member of the hadrosaur family, but little is known about this dinosaur. It was discovered in 1869 and would have lived in the USA during the late cretaceous.
Hypsibema Name Meaning: “High Step”
Hypsilophodon lived about 130 to 125 million years ago during the early Cretaceous period in England. it walked on two legs (Bipedal) and likely herbivore or omnivore diet.
it was discovered in 1849, and was a small dinosaur. it grew to 2 metres (6.5 feet) and 20 kg (44 lbs) in weight.
Hypsilophodon Name Meaning: “Hypsilophus Tooth”
there you have all the dinosaur names beginning with H so far. As we mentioned there are about 50 or so dinosaur names beginning with H, and more are added each year. We will try our best to keep up and add the new ones as they are described.
Hi, I am Roy Ford a General Studies and English Teacher who has taught all over the world. What started as a fossil collection became a great way to teach, motivate and inspire students of all ages and all over the world about dinosaurs and from that and children’s love of dinosaurs came the site dinosaur facts for kids, a resource for all ages.