What are the six volleyball positions and what does each player do?

Indoor volleyball fields six players on court who divide into six specialised roles: setter, outside hitter, opposite, middle blocker, libero, and defensive specialist. Each role owns a court area and a primary job, from running the offence to digging in the back row.

A team typically carries two outside hitters and two middle blockers, plus one setter and one opposite in the common 5-1 system. The libero and defensive specialist are back-row roles that raise passing and defence quality without adding a front-row attacker.

Role	Court area	Main job	Also passes?
Setter	Right / centre	Sets the second ball	No
Outside hitter	Left (zone 4)	Attacks and passes	Yes
Opposite	Right (zone 2)	Attacks, blocks opposing outside	No
Middle blocker	Centre net	Blocks, quick attacks	Rarely
Libero	Back row	Digs, serve-receive	Yes
Defensive specialist	Back row	Defence, can serve	Yes

The roles map onto the numbered zones 1-6 that structure rotation and positioning. The setter starts opposite the opposite in the rotation, so one of them is always front-row; outside hitters and middle blockers are likewise paired diagonally, which keeps a balanced attack in every rotation. To see how the six zones drive legal positioning, read our guide to how volleyball scoring works.

The setter is the team's playmaker, the player who takes the second of the three allowed contacts and delivers a hittable ball to an attacker. Think of a basketball point guard: the setter runs the offence, chooses who attacks, and touches the ball on almost every rally.

A setter usually delivers 30 to 40+ sets per match, more than any other player touches the ball on the second contact. Good setters vary tempo and location — a fast ball to the middle, a high ball to the outside — to keep blockers guessing and isolate their hitters against a single blocker.

In the 5-1 system, one setter runs the offence across all six rotations, playing front-row for three rotations and back-row for three. When back-row, the setter cannot legally attack the ball above net height from in front of the attack line (3 m), so the offence relies on the front-row hitters.

Setter hand skills matter more than height. The contact must be clean; a lifted or thrown ball (a double contact or held ball) is whistled by the second referee. Setters also often take the first ball when a teammate passes it, or block on the right side against the opposing outside hitter.

For how the single setter moves through all six rotations, see our volleyball rotations explained guide.

The outside hitter — also called the left side or wing spiker — attacks from zone 4 on the left front and is usually the team's most complete player. Most teams field two outside hitters, and they carry both attacking and serve-receive duties.

Outside hitters take a large share of attacks because the ball can reach zone 4 even from an imperfect pass. When the first contact is poor, the setter often puts up a high outside set, and the outside hitter must terminate against a formed double block. This makes consistency under pressure their defining trait.

Unlike the opposite, outside hitters pass in serve-receive, usually forming part of a two-passer or three-passer system alongside the libero. They must be all-round players: attack, pass, dig, and serve, plus block on the left against the opposing opposite.

Trait	Outside hitter
Attacks from	Zone 4 (left front)
Passes serve-receive	Yes
Number per team	Usually 2
Key skill	All-round consistency

Because they rotate through all six positions, outside hitters spend three rotations in the front row attacking and blocking, and three in the back row passing and defending — sometimes replaced by a defensive specialist when their back-row defence is a weakness. To keep score of a match while your outsides swing away, the JudgeMate live scoreboard tracks points and serve in real time.

The opposite hitter — the right side or diagonal — attacks from zone 2 on the right front and plays directly opposite the setter in the rotation. In many teams the opposite is the biggest point-scorer, attacking from both the front and back row.

The name comes from rotation: the opposite is always positioned diagonally across from the setter, so when the setter is front-row the opposite is back-row, and vice versa. This pairing guarantees at least one of them is in the back row as a setting or attacking option at all times.

Unlike outside hitters, opposites do not usually pass in serve-receive. This frees them to prepare a full attacking approach on every rally, including the back-row attack from zone 1 behind the 3 m attack line. Opposites also carry the main blocking load against the other team's outside hitter, since they line up on the right front.

Because they specialise in attack and block rather than passing, opposites are often the tallest, most powerful hitters on the roster. In the 5-1 system, the opposite is the only other player besides the setter who keeps a fixed diagonal relationship across all six rotations, which is why the offence can always find a back-row attacking option.

The middle blocker — simply the middle — operates at the centre of the net and is the team's primary blocker, closing on quick attacks and helping form the block on the wings. Teams carry two middle blockers, and they hit fast, low tempo sets from the middle.

Middles read the setter and the opposing hitters to position the block. Their first job is defensive: a good middle can close the block on an outside attack by moving laterally, turning one blocker into two. On offence they attack quick sets — a first-tempo ball set just above the net — that beat the block before it forms.

Middle blockers are usually replaced by the libero when they rotate to the back row, because their skill set is front-row blocking and quick attacking rather than passing and digging. This substitution happens every rotation and does not count against the team's substitution limit when the libero is used.

Trait	Middle blocker
Position	Centre of the net
Main job	Block, quick attack
Passes serve-receive	Rarely
Back-row role	Usually replaced by libero

Height and lateral quickness define the role: the middle must travel from the centre to either antenna in the time it takes the setter to release the ball, making them the most athletic reader of the game at the net.

The libero and the defensive specialist are back-row specialists who raise passing and defence quality, but they differ in the rules that bind them. The libero wears a contrasting jersey and swaps freely; the defensive specialist is a normal substitute.

The libero plays only in the back row and enters through unlimited replacements that do not count as substitutions. Under FIVB rules the libero cannot serve (NCAA allows the libero to serve in one rotation), cannot block or attempt to block, and cannot attack a ball that is entirely above net height. The libero exists to receive serve and dig, and usually replaces a middle blocker in the back row.

The defensive specialist (DS) does the same defensive job but enters as a regular substitution, counting against the team's limit (six per set under FIVB). Because the DS is a normal sub, they can serve and wear the standard jersey, and they can play front-row if needed.

Feature	Libero	Defensive specialist
Jersey	Contrasting	Standard
Serve	No (FIVB)	Yes
Block	No	Yes
Replacements	Unlimited	Counts as substitution

Coaches use the libero to guarantee a strong passer on the floor for all three back-row rotations, and a defensive specialist to serve or shore up a specific rotation. For the exact swap procedure and how libero replacements differ from regular subs, see our volleyball substitution rules guide.